diff --git a/CHANGELOG.md b/CHANGELOG.md
index baa16e6..4b920b5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,17 @@ Change Log
 ==========
 
 
+## Version 4.0.0
+
+_2017-07-26_
+
+ * Support AppCompat v26.0.0. Changed attribute names:
+    - `typeface` -> `robotoTypeface`
+    - `fontFamily` -> `robotoFontFamily`
+    - `textWeight` -> `robotoTextWeight`
+    - `textStyle` -> `robotoTextStyle`
+
+
 ## Version 3.0.0
 
 _2017-02-14_
diff --git a/README.md b/README.md
index 17c6266..6f4a349 100644
--- a/README.md
+++ b/README.md
@@ -20,10 +20,16 @@ Supported fonts:
 </a>
 
 
+Deprecated :cry:
+----------
+
+This project is deprecated in favor of the [native implementation](https://developer.android.com/preview/features/fonts-in-xml.html) introduced in Android O.
+
+
 Compatibility
 -------------
 
-This library is compatible from API 9 (Android 2.3).
+This library is compatible from API 14 (Android 4.0).
 
 
 Download
@@ -32,7 +38,7 @@ Download
 Gradle:
 
 ```groovy
-compile 'com.github.johnkil.android-robototextview:robototextview:3.0.0'
+compile 'com.github.johnkil.android-robototextview:robototextview:4.0.0'
 ```
 
 Maven:
@@ -41,7 +47,7 @@ Maven:
 <dependency>
     <groupId>com.github.johnkil.android-robototextview</groupId>
     <artifactId>robototextview</artifactId>
-    <version>3.0.0</version>
+    <version>4.0.0</version>
     <type>aar</type>
 </dependency>
 ```
@@ -52,7 +58,7 @@ Usage
 
 #### In XML
 
-To set up a typeface you must specify the parameter `typeface`:
+To set up a typeface you must specify the parameter `robotoTypeface`:
 
 ``` xml
 <com.devspark.robototextview.widget.RobotoTextView
@@ -60,19 +66,19 @@ To set up a typeface you must specify the parameter `typeface`:
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="wrap_content"
     android:layout_height="wrap_content"
-    app:typeface="roboto_light_italic"/>
+    app:robotoTypeface="roboto_light_italic"/>
 ```
 
-or specify a set of parameters `fontFamily`, `textWeight` and `textStyle`:
+or specify a set of parameters `robotoFontFamily`, `robotoTextWeight` and `robotoTextStyle`:
 ``` xml
 <com.devspark.robototextview.widget.RobotoTextView
     xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="wrap_content"
     android:layout_height="wrap_content"
-    app:fontFamily="roboto"
-    app:textWeight="light"
-    app:textStyle="italic"/>
+    app:robotoFontFamily="roboto"
+    app:robotoTextWeight="light"
+    app:robotoTextStyle="italic"/>
 ```
 
 Set up typeface in code:
@@ -137,7 +143,7 @@ and specify the typeface in xml:
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="wrap_content"
     android:layout_height="wrap_content"
-    app:typeface="roboto_light_italic"
+    app:robotoTypeface="roboto_light_italic"
     tools:ignore="MissingPrefix"/>
 ```
 
@@ -159,7 +165,7 @@ android.applicationVariants.all{ variant ->
                 if (file.getName().contains("RobotoSlab")) {
                     println("delete " + file.getName() + " font")
                     file.delete()
-                };
+                }
             }
         }
     }
diff --git a/build.gradle b/build.gradle
index e8c54fd..7237490 100644
--- a/build.gradle
+++ b/build.gradle
@@ -14,6 +14,7 @@ buildscript {
 
 allprojects {
     repositories {
+        google()
         jcenter()
     }
 }
diff --git a/dependencies.gradle b/dependencies.gradle
index c034fe8..b2d894a 100644
--- a/dependencies.gradle
+++ b/dependencies.gradle
@@ -1,14 +1,14 @@
 ext.versions = [
-        minSdk              : 9,
-        targetSdk           : 25,
-        compileSdk          : 25,
-        buildTools          : '25.0.2',
+        minSdk              : 14,
+        targetSdk           : 26,
+        compileSdk          : 26,
+        buildTools          : '26.0.1',
 
-        androidGradlePlugin : '2.3.0-beta3',
-        versionsGradlePlugin: '0.14.0',
+        androidGradlePlugin : '2.3.3',
+        versionsGradlePlugin: '0.15.0',
 
         junit               : '4.12',
-        supportLib          : '25.1.1'
+        supportLib          : '26.0.0'
 ]
 
 ext.gradlePlugins = [
diff --git a/gradle.properties b/gradle.properties
index 2620da1..29e0d3b 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,7 +1,7 @@
 GROUP=com.github.johnkil.android-robototextview
-VERSION_NAME=3.0.0
+VERSION_NAME=4.0.0
 
-POM_DESCRIPTION=Implementation of the fragment with the ability to display indeterminate progress indicator when you are waiting for the initial dataImplementation of a TextView and all its direct/indirect subclasses with native support for the Roboto fonts, includes the brand new Roboto Slab and Roboto Mono fonts.
+POM_DESCRIPTION=Implementation of a TextView and all its direct/indirect subclasses with native support for the Roboto fonts, includes the brand new Roboto Slab and Roboto Mono fonts.
 
 POM_URL=https://github.com/johnkil/Android-RobotoTextView
 POM_SCM_URL=https://github.com/johnkil/Android-RobotoTextView
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index 3743dc9..7f4c491 100755
Binary files a/gradle/wrapper/gradle-wrapper.jar and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index a852c1c..a538c14 100755
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,5 @@
-#Sun Feb 12 01:14:28 MSK 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-3.3-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.1-rc-1-all.zip
diff --git a/gradlew b/gradlew
index 4453cce..cccdd3d 100755
--- a/gradlew
+++ b/gradlew
@@ -33,11 +33,11 @@ DEFAULT_JVM_OPTS=""
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD="maximum"
 
-warn ( ) {
+warn () {
     echo "$*"
 }
 
-die ( ) {
+die () {
     echo
     echo "$*"
     echo
@@ -155,7 +155,7 @@ if $cygwin ; then
 fi
 
 # Escape application args
-save ( ) {
+save () {
     for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
     echo " "
 }
diff --git a/robototextview-sample/src/main/res/layout/activity_inflater.xml b/robototextview-sample/src/main/res/layout/activity_inflater.xml
index 5b54fda..37913c4 100644
--- a/robototextview-sample/src/main/res/layout/activity_inflater.xml
+++ b/robototextview-sample/src/main/res/layout/activity_inflater.xml
@@ -39,14 +39,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Thin &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_thin"/>
+                app:robotoTypeface="roboto_thin"/>
 
             <TextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Thin Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_thin_italic"/>
+                app:robotoTypeface="roboto_thin_italic"/>
 
         </LinearLayout>
 
@@ -60,14 +60,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Light &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_light"/>
+                app:robotoTypeface="roboto_light"/>
 
             <TextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Light Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_light_italic"/>
+                app:robotoTypeface="roboto_light_italic"/>
 
         </LinearLayout>
 
@@ -81,14 +81,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Regular &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_regular"/>
+                app:robotoTypeface="roboto_regular"/>
 
             <TextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_italic"/>
+                app:robotoTypeface="roboto_italic"/>
 
         </LinearLayout>
 
@@ -102,14 +102,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Medium &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_medium"/>
+                app:robotoTypeface="roboto_medium"/>
 
             <TextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Medium Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_medium_italic"/>
+                app:robotoTypeface="roboto_medium_italic"/>
 
         </LinearLayout>
 
@@ -123,14 +123,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Bold &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_bold"/>
+                app:robotoTypeface="roboto_bold"/>
 
             <TextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Bold Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_bold_italic"/>
+                app:robotoTypeface="roboto_bold_italic"/>
 
         </LinearLayout>
 
@@ -144,14 +144,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Black &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_black"/>
+                app:robotoTypeface="roboto_black"/>
 
             <TextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Black Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_black_italic"/>
+                app:robotoTypeface="roboto_black_italic"/>
 
         </LinearLayout>
 
@@ -165,14 +165,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Condensed Light &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_condensed_light"/>
+                app:robotoTypeface="roboto_condensed_light"/>
 
             <TextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Light Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_condensed_light_italic"/>
+                app:robotoTypeface="roboto_condensed_light_italic"/>
 
         </LinearLayout>
 
@@ -186,14 +186,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Condensed Regular &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_condensed_regular"/>
+                app:robotoTypeface="roboto_condensed_regular"/>
 
             <TextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_condensed_italic"/>
+                app:robotoTypeface="roboto_condensed_italic"/>
 
         </LinearLayout>
 
@@ -207,14 +207,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Condensed Bold &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_condensed_bold"/>
+                app:robotoTypeface="roboto_condensed_bold"/>
 
             <TextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Bold Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_condensed_bold_italic"/>
+                app:robotoTypeface="roboto_condensed_bold_italic"/>
         </LinearLayout>
 
         <LinearLayout
@@ -227,7 +227,7 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Slab Thin"
                 android:textSize="22sp"
-                app:typeface="roboto_slab_thin"/>
+                app:robotoTypeface="roboto_slab_thin"/>
 
         </LinearLayout>
 
@@ -241,7 +241,7 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Slab Light"
                 android:textSize="22sp"
-                app:typeface="roboto_slab_light"/>
+                app:robotoTypeface="roboto_slab_light"/>
 
         </LinearLayout>
 
@@ -255,7 +255,7 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Slab Regular"
                 android:textSize="22sp"
-                app:typeface="roboto_slab_regular"/>
+                app:robotoTypeface="roboto_slab_regular"/>
         </LinearLayout>
 
         <LinearLayout
@@ -268,7 +268,7 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Slab Bold"
                 android:textSize="22sp"
-                app:typeface="roboto_slab_bold"/>
+                app:robotoTypeface="roboto_slab_bold"/>
 
         </LinearLayout>
 
@@ -282,14 +282,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Mono Thin &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_mono_thin"/>
+                app:robotoTypeface="roboto_mono_thin"/>
 
             <TextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Thin Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_mono_thin_italic"/>
+                app:robotoTypeface="roboto_mono_thin_italic"/>
 
         </LinearLayout>
 
@@ -303,14 +303,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Mono Light &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_mono_light"/>
+                app:robotoTypeface="roboto_mono_light"/>
 
             <TextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Light Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_mono_light_italic"/>
+                app:robotoTypeface="roboto_mono_light_italic"/>
 
         </LinearLayout>
 
@@ -324,14 +324,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Mono Regular &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_mono_regular"/>
+                app:robotoTypeface="roboto_mono_regular"/>
 
             <TextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_mono_italic"/>
+                app:robotoTypeface="roboto_mono_italic"/>
 
         </LinearLayout>
 
@@ -345,14 +345,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Mono Medium &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_mono_medium"/>
+                app:robotoTypeface="roboto_mono_medium"/>
 
             <TextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Medium Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_mono_medium_italic"/>
+                app:robotoTypeface="roboto_mono_medium_italic"/>
 
         </LinearLayout>
 
@@ -366,14 +366,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Mono Bold &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_mono_bold"/>
+                app:robotoTypeface="roboto_mono_bold"/>
 
             <TextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Bold Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_mono_bold_italic"/>
+                app:robotoTypeface="roboto_mono_bold_italic"/>
 
         </LinearLayout>
 
diff --git a/robototextview-sample/src/main/res/layout/activity_main.xml b/robototextview-sample/src/main/res/layout/activity_main.xml
index 6e76dc4..957b3de 100644
--- a/robototextview-sample/src/main/res/layout/activity_main.xml
+++ b/robototextview-sample/src/main/res/layout/activity_main.xml
@@ -46,14 +46,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Thin &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_thin"/>
+                app:robotoTypeface="roboto_thin"/>
 
             <com.devspark.robototextview.widget.RobotoTextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Thin Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_thin_italic"/>
+                app:robotoTypeface="roboto_thin_italic"/>
 
         </LinearLayout>
 
@@ -67,14 +67,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Light &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_light"/>
+                app:robotoTypeface="roboto_light"/>
 
             <com.devspark.robototextview.widget.RobotoTextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Light Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_light_italic"/>
+                app:robotoTypeface="roboto_light_italic"/>
 
         </LinearLayout>
 
@@ -88,14 +88,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Regular &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_regular"/>
+                app:robotoTypeface="roboto_regular"/>
 
             <com.devspark.robototextview.widget.RobotoTextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_italic"/>
+                app:robotoTypeface="roboto_italic"/>
 
         </LinearLayout>
 
@@ -109,14 +109,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Medium &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_medium"/>
+                app:robotoTypeface="roboto_medium"/>
 
             <com.devspark.robototextview.widget.RobotoTextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Medium Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_medium_italic"/>
+                app:robotoTypeface="roboto_medium_italic"/>
 
         </LinearLayout>
 
@@ -130,14 +130,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Bold &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_bold"/>
+                app:robotoTypeface="roboto_bold"/>
 
             <com.devspark.robototextview.widget.RobotoTextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Bold Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_bold_italic"/>
+                app:robotoTypeface="roboto_bold_italic"/>
 
         </LinearLayout>
 
@@ -151,14 +151,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Black &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_black"/>
+                app:robotoTypeface="roboto_black"/>
 
             <com.devspark.robototextview.widget.RobotoTextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Black Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_black_italic"/>
+                app:robotoTypeface="roboto_black_italic"/>
 
         </LinearLayout>
 
@@ -172,14 +172,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Condensed Light &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_condensed_light"/>
+                app:robotoTypeface="roboto_condensed_light"/>
 
             <com.devspark.robototextview.widget.RobotoTextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Light Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_condensed_light_italic"/>
+                app:robotoTypeface="roboto_condensed_light_italic"/>
 
         </LinearLayout>
 
@@ -193,14 +193,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Condensed Regular &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_condensed_regular"/>
+                app:robotoTypeface="roboto_condensed_regular"/>
 
             <com.devspark.robototextview.widget.RobotoTextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_condensed_italic"/>
+                app:robotoTypeface="roboto_condensed_italic"/>
 
         </LinearLayout>
 
@@ -214,14 +214,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Condensed Bold &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_condensed_bold"/>
+                app:robotoTypeface="roboto_condensed_bold"/>
 
             <com.devspark.robototextview.widget.RobotoTextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Bold Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_condensed_bold_italic"/>
+                app:robotoTypeface="roboto_condensed_bold_italic"/>
         </LinearLayout>
 
         <LinearLayout
@@ -234,7 +234,7 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Slab Thin"
                 android:textSize="22sp"
-                app:typeface="roboto_slab_thin"/>
+                app:robotoTypeface="roboto_slab_thin"/>
 
         </LinearLayout>
 
@@ -248,7 +248,7 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Slab Light"
                 android:textSize="22sp"
-                app:typeface="roboto_slab_light"/>
+                app:robotoTypeface="roboto_slab_light"/>
 
         </LinearLayout>
 
@@ -262,7 +262,7 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Slab Regular"
                 android:textSize="22sp"
-                app:typeface="roboto_slab_regular"/>
+                app:robotoTypeface="roboto_slab_regular"/>
         </LinearLayout>
 
         <LinearLayout
@@ -275,7 +275,7 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Slab Bold"
                 android:textSize="22sp"
-                app:typeface="roboto_slab_bold"/>
+                app:robotoTypeface="roboto_slab_bold"/>
 
         </LinearLayout>
 
@@ -289,14 +289,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Mono Thin &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_mono_thin"/>
+                app:robotoTypeface="roboto_mono_thin"/>
 
             <com.devspark.robototextview.widget.RobotoTextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Thin Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_mono_thin_italic"/>
+                app:robotoTypeface="roboto_mono_thin_italic"/>
 
         </LinearLayout>
 
@@ -310,14 +310,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Mono Light &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_mono_light"/>
+                app:robotoTypeface="roboto_mono_light"/>
 
             <com.devspark.robototextview.widget.RobotoTextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Light Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_mono_light_italic"/>
+                app:robotoTypeface="roboto_mono_light_italic"/>
 
         </LinearLayout>
 
@@ -331,14 +331,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Mono Regular &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_mono_regular"/>
+                app:robotoTypeface="roboto_mono_regular"/>
 
             <com.devspark.robototextview.widget.RobotoTextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_mono_italic"/>
+                app:robotoTypeface="roboto_mono_italic"/>
 
         </LinearLayout>
 
@@ -352,14 +352,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Mono Medium &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_mono_medium"/>
+                app:robotoTypeface="roboto_mono_medium"/>
 
             <com.devspark.robototextview.widget.RobotoTextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Medium Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_mono_medium_italic"/>
+                app:robotoTypeface="roboto_mono_medium_italic"/>
 
         </LinearLayout>
 
@@ -373,14 +373,14 @@
                 android:layout_height="wrap_content"
                 android:text="Roboto Mono Bold &amp; "
                 android:textSize="22sp"
-                app:typeface="roboto_mono_bold"/>
+                app:robotoTypeface="roboto_mono_bold"/>
 
             <com.devspark.robototextview.widget.RobotoTextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="Bold Italic"
                 android:textSize="22sp"
-                app:typeface="roboto_mono_bold_italic"/>
+                app:robotoTypeface="roboto_mono_bold_italic"/>
 
         </LinearLayout>
 
diff --git a/robototextview/src/main/java/com/devspark/robototextview/RobotoTypefaces.java b/robototextview/src/main/java/com/devspark/robototextview/RobotoTypefaces.java
index 756e708..7336b5c 100644
--- a/robototextview/src/main/java/com/devspark/robototextview/RobotoTypefaces.java
+++ b/robototextview/src/main/java/com/devspark/robototextview/RobotoTypefaces.java
@@ -162,8 +162,8 @@ private RobotoTypefaces() {}
      * Obtain typeface.
      *
      * @param context       The Context the widget is running in, through which it can access the current theme, resources, etc.
-     * @param typefaceValue The value of "typeface" attribute
-     * @return specify {@link Typeface} or throws IllegalArgumentException if unknown `typeface` attribute value.
+     * @param typefaceValue The value of "robotoTypeface" attribute
+     * @return specify {@link Typeface} or throws IllegalArgumentException if unknown `robotoTypeface` attribute value.
      */
     @NonNull
     public static Typeface obtainTypeface(@NonNull Context context, @RobotoTypeface int typefaceValue) {
@@ -179,9 +179,9 @@ public static Typeface obtainTypeface(@NonNull Context context, @RobotoTypeface
      * Obtain typeface.
      *
      * @param context    The Context the widget is running in, through which it can access the current theme, resources, etc.
-     * @param fontFamily The value of "fontFamily" attribute
-     * @param textWeight The value of "textWeight" attribute
-     * @param textStyle  The value of "textStyle" attribute
+     * @param fontFamily The value of "robotoFontFamily" attribute
+     * @param textWeight The value of "robotoTextWeight" attribute
+     * @param textStyle  The value of "robotoTextStyle" attribute
      * @return specify {@link Typeface} or throws IllegalArgumentException.
      */
     @NonNull
@@ -210,8 +210,8 @@ public static Typeface obtainTypeface(@NonNull Context context, @RobotoFontFamil
                         typeface = TYPEFACE_ROBOTO_BLACK;
                         break;
                     default:
-                        throw new IllegalArgumentException("`textWeight` attribute value " + textWeight +
-                                " is not supported for this font family " + fontFamily +
+                        throw new IllegalArgumentException("`robotoTextWeight` attribute value " + textWeight +
+                                " is not supported for this fontFamily " + fontFamily +
                                 " and textStyle " + textStyle);
                 }
             } else if (textStyle == TEXT_STYLE_ITALIC) {
@@ -235,12 +235,12 @@ public static Typeface obtainTypeface(@NonNull Context context, @RobotoFontFamil
                         typeface = TYPEFACE_ROBOTO_BLACK_ITALIC;
                         break;
                     default:
-                        throw new IllegalArgumentException("`textWeight` attribute value " + textWeight +
-                                " is not supported for this font family " + fontFamily +
+                        throw new IllegalArgumentException("`robotoTextWeight` attribute value " + textWeight +
+                                " is not supported for this fontFamily " + fontFamily +
                                 " and textStyle " + textStyle);
                 }
             } else {
-                throw new IllegalArgumentException("`textStyle` attribute value " + textStyle +
+                throw new IllegalArgumentException("`robotoTextStyle` attribute value " + textStyle +
                         " is not supported for this fontFamily " + fontFamily);
             }
         } else if (fontFamily == FONT_FAMILY_ROBOTO_CONDENSED) {
@@ -256,8 +256,8 @@ public static Typeface obtainTypeface(@NonNull Context context, @RobotoFontFamil
                         typeface = TYPEFACE_ROBOTO_CONDENSED_BOLD;
                         break;
                     default:
-                        throw new IllegalArgumentException("`textWeight` attribute value " + textWeight +
-                                " is not supported for this font family " + fontFamily +
+                        throw new IllegalArgumentException("`robotoTextWeight` attribute value " + textWeight +
+                                " is not supported for this fontFamily " + fontFamily +
                                 " and textStyle " + textStyle);
                 }
             } else if (textStyle == TEXT_STYLE_ITALIC) {
@@ -272,12 +272,12 @@ public static Typeface obtainTypeface(@NonNull Context context, @RobotoFontFamil
                         typeface = TYPEFACE_ROBOTO_CONDENSED_BOLD_ITALIC;
                         break;
                     default:
-                        throw new IllegalArgumentException("`textWeight` attribute value " + textWeight +
-                                " is not supported for this font family " + fontFamily +
+                        throw new IllegalArgumentException("`robotoTextWeight` attribute value " + textWeight +
+                                " is not supported for this fontFamily " + fontFamily +
                                 " and textStyle " + textStyle);
                 }
             } else {
-                throw new IllegalArgumentException("`textStyle` attribute value " + textStyle +
+                throw new IllegalArgumentException("`robotoTextStyle` attribute value " + textStyle +
                         " is not supported for this fontFamily " + fontFamily);
             }
         } else if (fontFamily == FONT_FAMILY_ROBOTO_SLAB) {
@@ -296,12 +296,12 @@ public static Typeface obtainTypeface(@NonNull Context context, @RobotoFontFamil
                         typeface = TYPEFACE_ROBOTO_SLAB_BOLD;
                         break;
                     default:
-                        throw new IllegalArgumentException("`textWeight` attribute value " + textWeight +
-                                " is not supported for this font family " + fontFamily +
+                        throw new IllegalArgumentException("`robotoTextWeight` attribute value " + textWeight +
+                                " is not supported for this fontFamily " + fontFamily +
                                 " and textStyle " + textStyle);
                 }
             } else {
-                throw new IllegalArgumentException("`textStyle` attribute value " + textStyle +
+                throw new IllegalArgumentException("`robotoTextStyle` attribute value " + textStyle +
                         " is not supported for this fontFamily " + fontFamily);
             }
         } else if (fontFamily == FONT_FAMILY_ROBOTO_MONO) {
@@ -323,8 +323,8 @@ public static Typeface obtainTypeface(@NonNull Context context, @RobotoFontFamil
                         typeface = TYPEFACE_ROBOTO_MONO_BOLD;
                         break;
                     default:
-                        throw new IllegalArgumentException("`textWeight` attribute value " + textWeight +
-                                " is not supported for this font family " + fontFamily +
+                        throw new IllegalArgumentException("`robotoTextWeight` attribute value " + textWeight +
+                                " is not supported for this fontFamily " + fontFamily +
                                 " and textStyle " + textStyle);
                 }
             } else if (textStyle == TEXT_STYLE_ITALIC) {
@@ -345,16 +345,16 @@ public static Typeface obtainTypeface(@NonNull Context context, @RobotoFontFamil
                         typeface = TYPEFACE_ROBOTO_MONO_BOLD_ITALIC;
                         break;
                     default:
-                        throw new IllegalArgumentException("`textWeight` attribute value " + textWeight +
-                                " is not supported for this font family " + fontFamily +
+                        throw new IllegalArgumentException("`robotoTextWeight` attribute value " + textWeight +
+                                " is not supported for this fontFamily " + fontFamily +
                                 " and textStyle " + textStyle);
                 }
             } else {
-                throw new IllegalArgumentException("`textStyle` attribute value " + textStyle +
+                throw new IllegalArgumentException("`robotoTextStyle` attribute value " + textStyle +
                         " is not supported for this fontFamily " + fontFamily);
             }
         } else {
-            throw new IllegalArgumentException("Unknown `fontFamily` attribute value " + fontFamily);
+            throw new IllegalArgumentException("Unknown `robotoFontFamily` attribute value " + fontFamily);
         }
         return obtainTypeface(context, typeface);
     }
@@ -364,8 +364,8 @@ public static Typeface obtainTypeface(@NonNull Context context, @RobotoFontFamil
      *
      * @param context  The Context the widget is running in, through which it can
      *                 access the current theme, resources, etc.
-     * @param typeface The value of "typeface" attribute
-     * @return Roboto {@link Typeface} or throws IllegalArgumentException if unknown `typeface` attribute value.
+     * @param typeface The value of "robotoTypeface" attribute
+     * @return Roboto {@link Typeface} or throws IllegalArgumentException if unknown `robotoTypeface` attribute value.
      */
     @NonNull
     private static Typeface createTypeface(@NonNull Context context, @RobotoTypeface int typeface) {
@@ -468,7 +468,7 @@ private static Typeface createTypeface(@NonNull Context context, @RobotoTypeface
                 path = "fonts/RobotoMono-BoldItalic.ttf";
                 break;
             default:
-                throw new IllegalArgumentException("Unknown `typeface` attribute value " + typeface);
+                throw new IllegalArgumentException("Unknown `robotoTypeface` attribute value " + typeface);
         }
         return Typeface.createFromAsset(context.getAssets(), path);
     }
@@ -482,13 +482,13 @@ private static Typeface createTypeface(@NonNull Context context, @RobotoTypeface
      */
     @NonNull
     public static Typeface obtainTypeface(@NonNull Context context, @NonNull TypedArray attrs) {
-        if (attrs.hasValue(R.styleable.RobotoTextView_typeface)) {
-            @RobotoTypeface int typefaceValue = attrs.getInt(R.styleable.RobotoTextView_typeface, TYPEFACE_ROBOTO_REGULAR);
+        if (attrs.hasValue(R.styleable.RobotoTextView_robotoTypeface)) {
+            @RobotoTypeface int typefaceValue = attrs.getInt(R.styleable.RobotoTextView_robotoTypeface, TYPEFACE_ROBOTO_REGULAR);
             return obtainTypeface(context, typefaceValue);
         } else {
-            @RobotoFontFamily int fontFamily = attrs.getInt(R.styleable.RobotoTextView_fontFamily, FONT_FAMILY_ROBOTO);
-            @RobotoTextWeight int textWeight = attrs.getInt(R.styleable.RobotoTextView_textWeight, TEXT_WEIGHT_NORMAL);
-            @RobotoTextStyle int textStyle = attrs.getInt(R.styleable.RobotoTextView_textStyle, TEXT_STYLE_NORMAL);
+            @RobotoFontFamily int fontFamily = attrs.getInt(R.styleable.RobotoTextView_robotoFontFamily, FONT_FAMILY_ROBOTO);
+            @RobotoTextWeight int textWeight = attrs.getInt(R.styleable.RobotoTextView_robotoTextWeight, TEXT_WEIGHT_NORMAL);
+            @RobotoTextStyle int textStyle = attrs.getInt(R.styleable.RobotoTextView_robotoTextStyle, TEXT_STYLE_NORMAL);
             return obtainTypeface(context, fontFamily, textWeight, textStyle);
         }
     }
@@ -520,7 +520,7 @@ public static void setUpTypeface(@NonNull TextView textView, @NonNull Context co
      * Set up typeface for TextView.
      *
      * @param textView The text view
-     * @param typeface The value of "typeface" attribute
+     * @param typeface The value of "robotoTypeface" attribute
      */
     public static void setUpTypeface(@NonNull TextView textView, @RobotoTypeface int typeface) {
         setUpTypeface(textView, obtainTypeface(textView.getContext(), typeface));
@@ -530,9 +530,9 @@ public static void setUpTypeface(@NonNull TextView textView, @RobotoTypeface int
      * Set up typeface for TextView.
      *
      * @param textView The text view
-     * @param fontFamily The value of "fontFamily" attribute
-     * @param textWeight The value of "textWeight" attribute
-     * @param textStyle  The value of "textStyle" attribute
+     * @param fontFamily The value of "robotoFontFamily" attribute
+     * @param textWeight The value of "robotoTextWeight" attribute
+     * @param textStyle  The value of "robotoTextStyle" attribute
      */
     public static void setUpTypeface(@NonNull TextView textView, @RobotoFontFamily int fontFamily,
             @RobotoTextWeight int textWeight, @RobotoTextStyle int textStyle) {
diff --git a/robototextview/src/main/java/com/devspark/robototextview/style/RobotoTypefaceSpan.java b/robototextview/src/main/java/com/devspark/robototextview/style/RobotoTypefaceSpan.java
index 0787d28..b2fbc2c 100644
--- a/robototextview/src/main/java/com/devspark/robototextview/style/RobotoTypefaceSpan.java
+++ b/robototextview/src/main/java/com/devspark/robototextview/style/RobotoTypefaceSpan.java
@@ -39,7 +39,7 @@ public RobotoTypefaceSpan(Context context) {
      *
      * @param context  The Context the span is using in, through which it can
      *                 access the current theme, resources, etc.
-     * @param typeface The value of "typeface" attribute
+     * @param typeface The value of "robotoTypeface" attribute
      */
     public RobotoTypefaceSpan(Context context, @RobotoTypeface int typeface) {
         this.typeface = RobotoTypefaces.obtainTypeface(context, typeface);
@@ -50,9 +50,9 @@ public RobotoTypefaceSpan(Context context, @RobotoTypeface int typeface) {
      *
      * @param context    The Context the span is using in, through which it can
      *                   access the current theme, resources, etc.
-     * @param fontFamily The value of "fontFamily" attribute
-     * @param textWeight The value of "textWeight" attribute
-     * @param textStyle  The value of "textStyle" attribute
+     * @param fontFamily The value of "robotoFontFamily" attribute
+     * @param textWeight The value of "robotoTextWeight" attribute
+     * @param textStyle  The value of "robotoTextStyle" attribute
      */
     public RobotoTypefaceSpan(Context context, @RobotoFontFamily int fontFamily,
             @RobotoTextWeight int textWeight, @RobotoTextStyle int textStyle) {
diff --git a/robototextview/src/main/res/values/attrs.xml b/robototextview/src/main/res/values/attrs.xml
index 77e5b8a..cb8a82d 100644
--- a/robototextview/src/main/res/values/attrs.xml
+++ b/robototextview/src/main/res/values/attrs.xml
@@ -18,112 +18,112 @@
 <resources>
 
     <declare-styleable name="RobotoAutoCompleteTextView">
-        <attr name="typeface"/>
-        <attr name="fontFamily"/>
-        <attr name="textWeight"/>
-        <attr name="textStyle"/>
+        <attr name="robotoTypeface"/>
+        <attr name="robotoFontFamily"/>
+        <attr name="robotoTextWeight"/>
+        <attr name="robotoTextStyle"/>
     </declare-styleable>
 
     <declare-styleable name="RobotoButton">
-        <attr name="typeface"/>
-        <attr name="fontFamily"/>
-        <attr name="textWeight"/>
-        <attr name="textStyle"/>
+        <attr name="robotoTypeface"/>
+        <attr name="robotoFontFamily"/>
+        <attr name="robotoTextWeight"/>
+        <attr name="robotoTextStyle"/>
     </declare-styleable>
 
     <declare-styleable name="RobotoCheckBox">
-        <attr name="typeface"/>
-        <attr name="fontFamily"/>
-        <attr name="textWeight"/>
-        <attr name="textStyle"/>
+        <attr name="robotoTypeface"/>
+        <attr name="robotoFontFamily"/>
+        <attr name="robotoTextWeight"/>
+        <attr name="robotoTextStyle"/>
     </declare-styleable>
 
     <declare-styleable name="RobotoCheckedTextView">
-        <attr name="typeface"/>
-        <attr name="fontFamily"/>
-        <attr name="textWeight"/>
-        <attr name="textStyle"/>
+        <attr name="robotoTypeface"/>
+        <attr name="robotoFontFamily"/>
+        <attr name="robotoTextWeight"/>
+        <attr name="robotoTextStyle"/>
     </declare-styleable>
 
     <declare-styleable name="RobotoChronometer">
-        <attr name="typeface"/>
-        <attr name="fontFamily"/>
-        <attr name="textWeight"/>
-        <attr name="textStyle"/>
+        <attr name="robotoTypeface"/>
+        <attr name="robotoFontFamily"/>
+        <attr name="robotoTextWeight"/>
+        <attr name="robotoTextStyle"/>
     </declare-styleable>
 
     <declare-styleable name="RobotoCompoundButton">
-        <attr name="typeface"/>
-        <attr name="fontFamily"/>
-        <attr name="textWeight"/>
-        <attr name="textStyle"/>
+        <attr name="robotoTypeface"/>
+        <attr name="robotoFontFamily"/>
+        <attr name="robotoTextWeight"/>
+        <attr name="robotoTextStyle"/>
     </declare-styleable>
 
     <declare-styleable name="RobotoDigitalClock">
-        <attr name="typeface"/>
-        <attr name="fontFamily"/>
-        <attr name="textWeight"/>
-        <attr name="textStyle"/>
+        <attr name="robotoTypeface"/>
+        <attr name="robotoFontFamily"/>
+        <attr name="robotoTextWeight"/>
+        <attr name="robotoTextStyle"/>
     </declare-styleable>
 
     <declare-styleable name="RobotoEditText">
-        <attr name="typeface"/>
-        <attr name="fontFamily"/>
-        <attr name="textWeight"/>
-        <attr name="textStyle"/>
+        <attr name="robotoTypeface"/>
+        <attr name="robotoFontFamily"/>
+        <attr name="robotoTextWeight"/>
+        <attr name="robotoTextStyle"/>
     </declare-styleable>
 
     <declare-styleable name="RobotoExtractEditText">
-        <attr name="typeface"/>
-        <attr name="fontFamily"/>
-        <attr name="textWeight"/>
-        <attr name="textStyle"/>
+        <attr name="robotoTypeface"/>
+        <attr name="robotoFontFamily"/>
+        <attr name="robotoTextWeight"/>
+        <attr name="robotoTextStyle"/>
     </declare-styleable>
 
     <declare-styleable name="RobotoMultiAutoCompleteTextView">
-        <attr name="typeface"/>
-        <attr name="fontFamily"/>
-        <attr name="textWeight"/>
-        <attr name="textStyle"/>
+        <attr name="robotoTypeface"/>
+        <attr name="robotoFontFamily"/>
+        <attr name="robotoTextWeight"/>
+        <attr name="robotoTextStyle"/>
     </declare-styleable>
 
     <declare-styleable name="RobotoRadioButton">
-        <attr name="typeface"/>
-        <attr name="fontFamily"/>
-        <attr name="textWeight"/>
-        <attr name="textStyle"/>
+        <attr name="robotoTypeface"/>
+        <attr name="robotoFontFamily"/>
+        <attr name="robotoTextWeight"/>
+        <attr name="robotoTextStyle"/>
     </declare-styleable>
 
     <declare-styleable name="RobotoSwitch">
-        <attr name="typeface"/>
-        <attr name="fontFamily"/>
-        <attr name="textWeight"/>
-        <attr name="textStyle"/>
+        <attr name="robotoTypeface"/>
+        <attr name="robotoFontFamily"/>
+        <attr name="robotoTextWeight"/>
+        <attr name="robotoTextStyle"/>
     </declare-styleable>
 
     <declare-styleable name="RobotoTextClock">
-        <attr name="typeface"/>
-        <attr name="fontFamily"/>
-        <attr name="textWeight"/>
-        <attr name="textStyle"/>
+        <attr name="robotoTypeface"/>
+        <attr name="robotoFontFamily"/>
+        <attr name="robotoTextWeight"/>
+        <attr name="robotoTextStyle"/>
     </declare-styleable>
 
     <declare-styleable name="RobotoTextView">
-        <attr name="typeface"/>
-        <attr name="fontFamily"/>
-        <attr name="textWeight"/>
-        <attr name="textStyle"/>
+        <attr name="robotoTypeface"/>
+        <attr name="robotoFontFamily"/>
+        <attr name="robotoTextWeight"/>
+        <attr name="robotoTextStyle"/>
     </declare-styleable>
 
     <declare-styleable name="RobotoToggleButton">
-        <attr name="typeface"/>
-        <attr name="fontFamily"/>
-        <attr name="textWeight"/>
-        <attr name="textStyle"/>
+        <attr name="robotoTypeface"/>
+        <attr name="robotoFontFamily"/>
+        <attr name="robotoTextWeight"/>
+        <attr name="robotoTextStyle"/>
     </declare-styleable>
 
 
-    <attr name="typeface">
+    <attr name="robotoTypeface">
         <enum name="roboto_thin" value="0"/>
         <enum name="roboto_thin_italic" value="1"/>
         <enum name="roboto_light" value="2"/>
@@ -158,14 +158,14 @@
         <enum name="roboto_mono_bold_italic" value="31"/>
     </attr>
 
-    <attr name="fontFamily">
+    <attr name="robotoFontFamily">
         <enum name="roboto" value="0"/>
         <enum name="roboto_condensed" value="1"/>
         <enum name="roboto_slab" value="2"/>
         <enum name="roboto_mono" value="3"/>
     </attr>
 
-    <attr name="textWeight">
+    <attr name="robotoTextWeight">
         <enum name="normal" value="0"/>
         <enum name="thin" value="1"/>
         <enum name="light" value="2"/>
@@ -174,7 +174,7 @@
         <enum name="ultra_bold" value="5"/>
     </attr>
 
-    <attr name="textStyle">
+    <attr name="robotoTextStyle">
         <enum name="normal" value="0"/>
         <enum name="italic" value="1"/>
     </attr>