diff --git a/sdk/appcenter/src/main/java/com/microsoft/appcenter/ingestion/models/Device.java b/sdk/appcenter/src/main/java/com/microsoft/appcenter/ingestion/models/Device.java
index f3ce5cfca..0983db2ff 100644
--- a/sdk/appcenter/src/main/java/com/microsoft/appcenter/ingestion/models/Device.java
+++ b/sdk/appcenter/src/main/java/com/microsoft/appcenter/ingestion/models/Device.java
@@ -5,8 +5,6 @@
 
 package com.microsoft.appcenter.ingestion.models;
 
-import androidx.annotation.Nullable;
-
 import com.microsoft.appcenter.ingestion.models.json.JSONUtils;
 
 import org.json.JSONException;
diff --git a/sdk/appcenter/src/main/java/com/microsoft/appcenter/utils/DeviceInfoHelper.java b/sdk/appcenter/src/main/java/com/microsoft/appcenter/utils/DeviceInfoHelper.java
index 98fe4fbe8..c3772fabe 100644
--- a/sdk/appcenter/src/main/java/com/microsoft/appcenter/utils/DeviceInfoHelper.java
+++ b/sdk/appcenter/src/main/java/com/microsoft/appcenter/utils/DeviceInfoHelper.java
@@ -20,8 +20,6 @@
 import android.view.Display;
 import android.view.Surface;
 
-import androidx.annotation.Nullable;
-
 import com.microsoft.appcenter.AppCenter;
 import com.microsoft.appcenter.ingestion.models.Device;
 import com.microsoft.appcenter.ingestion.models.WrapperSdk;
diff --git a/sdk/appcenter/src/test/java/com/microsoft/appcenter/utils/DeviceInfoHelperTest.java b/sdk/appcenter/src/test/java/com/microsoft/appcenter/utils/DeviceInfoHelperTest.java
index fabe83ecf..00e0ceb8f 100644
--- a/sdk/appcenter/src/test/java/com/microsoft/appcenter/utils/DeviceInfoHelperTest.java
+++ b/sdk/appcenter/src/test/java/com/microsoft/appcenter/utils/DeviceInfoHelperTest.java
@@ -115,7 +115,6 @@ public void deviceInfo() throws PackageManager.NameNotFoundException, DeviceInfo
         final String appBuild = "1";
         final String appNamespace = "com.contoso.app";
         final String carrierCountry = "us";
-        final String dataResidencyRegion = "RG";
         final String carrierName = "mock-service";
         final Locale locale = Locale.KOREA;
         final String model = "mock-model";