diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1710408..1c28f4a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,8 @@
 # CHANGELOG
 
+## 4.1.2 (2024-05-27)
+- fix JCB card detection and expiry date
+
 ## 4.1.1 (20240-01-26)
 - Support mid_label in create token and unbundled create authentication
 
diff --git a/README.md b/README.md
index 89f40c3..15a70bb 100644
--- a/README.md
+++ b/README.md
@@ -31,24 +31,24 @@ Maven:
 <dependency>
   <groupId>com.xendit</groupId>
   <artifactId>xendit-android</artifactId>
-  <version>4.1.1</version>
+  <version>4.1.2</version>
   <type>pom</type>
 </dependency>
 ```
 
 Gradle:
 ```
-compile 'com.xendit:xendit-android:4.1.1'
+compile 'com.xendit:xendit-android:4.1.2'
 ```
 
 Ivy:
 ```
-<dependency org='com.xendit' name='xendit-android' rev='4.1.1'>
+<dependency org='com.xendit' name='xendit-android' rev='4.1.2'>
   <artifact name='xendit-android' ext='pom' ></artifact>
 </dependency>
 ```
 
-For more information, visit https://central.sonatype.dev/artifact/com.xendit/xendit-android/4.1.1/versions
+For more information, visit https://central.sonatype.dev/artifact/com.xendit/xendit-android/4.1.2/versions
 
 **Note**:
 
diff --git a/xendit-android/build.gradle b/xendit-android/build.gradle
index 3963364..544f77b 100644
--- a/xendit-android/build.gradle
+++ b/xendit-android/build.gradle
@@ -4,7 +4,7 @@ apply plugin: 'com.jfrog.bintray'
 apply plugin: 'signing'
 
 group 'com.xendit'
-version '4.1.1'
+version '4.1.2'
 
 ext {
     bintrayOrg = 'xendit'
@@ -38,7 +38,7 @@ android {
         minSdkVersion 21
         targetSdkVersion 34
         versionCode 1
-        versionName '4.1.1'
+        versionName '4.1.2'
         testInstrumentationRunner 'androidx.test.runner.AndroidJUnitRunner'
     }
     buildTypes {
diff --git a/xendit-android/src/main/java/com/xendit/utils/CardValidator.java b/xendit-android/src/main/java/com/xendit/utils/CardValidator.java
index 73d2133..6d5517f 100644
--- a/xendit-android/src/main/java/com/xendit/utils/CardValidator.java
+++ b/xendit-android/src/main/java/com/xendit/utils/CardValidator.java
@@ -77,14 +77,15 @@ public static boolean isExpiryValid(String expirationMonth, String expirationYea
             return false;
         }
 
+        int currentYear = Calendar.getInstance().get(Calendar.YEAR);
+
         String cleanMonth = removeWhitespace(expirationMonth);
         String cleanYear = removeWhitespace(expirationYear);
 
         return isNumeric(cleanMonth) && isNumeric(cleanYear) &&
                 parseNumberSafely(cleanMonth) >= 1 &&
                 parseNumberSafely(cleanMonth) <= 12 &&
-                parseNumberSafely(cleanYear) >= 2017 &&
-                parseNumberSafely(cleanYear) <= 2100 &&
+                parseNumberSafely(cleanYear) <= (currentYear + 100) &&
                 isNotInThePast(cleanMonth, cleanYear);
     }
 
@@ -293,7 +294,7 @@ private static boolean isCardDankort(String cardNumber) {
     private static boolean isCardJCB(String cardNumber) {
         if (cardNumber != null && cardNumber.length() >= 4) {
             int startingNumber = number(cardNumber.substring(0, 4));
-            return startingNumber >= 3528 && startingNumber <= 3589;
+            return (startingNumber >= 3528 && startingNumber <= 3589) || cardNumber.startsWith("308800") || cardNumber.startsWith("333755");
         } else {
             return false;
         }