diff --git a/hello-gl2/app/src/main/AndroidManifest.xml b/hello-gl2/app/src/main/AndroidManifest.xml
index 5a4d5f277..ca8b02f04 100644
--- a/hello-gl2/app/src/main/AndroidManifest.xml
+++ b/hello-gl2/app/src/main/AndroidManifest.xml
@@ -20,7 +20,10 @@
 
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.android.gl2jni">
+    <uses-feature android:glEsVersion="0x00020000"/>
     <application
+            android:icon="@mipmap/ic_launcher"
+            android:allowBackup="false"
             android:label="@string/gl2jni_activity">
         <activity android:name="GL2JNIActivity"
                 android:theme="@android:style/Theme.NoTitleBar.Fullscreen"
@@ -32,6 +35,4 @@
             </intent-filter>
         </activity>
     </application>
-    <uses-feature android:glEsVersion="0x00020000"/>
-    <uses-sdk android:minSdkVersion="5"/>
 </manifest>
diff --git a/hello-gl2/app/src/main/res/mipmap-hdpi/ic_launcher.png b/hello-gl2/app/src/main/res/mipmap-hdpi/ic_launcher.png
new file mode 100644
index 000000000..cde69bccc
Binary files /dev/null and b/hello-gl2/app/src/main/res/mipmap-hdpi/ic_launcher.png differ
diff --git a/hello-gl2/app/src/main/res/mipmap-mdpi/ic_launcher.png b/hello-gl2/app/src/main/res/mipmap-mdpi/ic_launcher.png
new file mode 100644
index 000000000..c133a0cbd
Binary files /dev/null and b/hello-gl2/app/src/main/res/mipmap-mdpi/ic_launcher.png differ
diff --git a/hello-gl2/app/src/main/res/mipmap-xhdpi/ic_launcher.png b/hello-gl2/app/src/main/res/mipmap-xhdpi/ic_launcher.png
new file mode 100644
index 000000000..bfa42f0e7
Binary files /dev/null and b/hello-gl2/app/src/main/res/mipmap-xhdpi/ic_launcher.png differ
diff --git a/hello-gl2/app/src/main/res/mipmap-xxhdpi/ic_launcher.png b/hello-gl2/app/src/main/res/mipmap-xxhdpi/ic_launcher.png
new file mode 100644
index 000000000..324e72cdd
Binary files /dev/null and b/hello-gl2/app/src/main/res/mipmap-xxhdpi/ic_launcher.png differ
diff --git a/hello-gl2/build.gradle b/hello-gl2/build.gradle
index 4446c54c5..95241ddff 100644
--- a/hello-gl2/build.gradle
+++ b/hello-gl2/build.gradle
@@ -5,7 +5,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle-experimental:1.3.0-beta2'
+        classpath 'com.android.tools.build:gradle-experimental:1.3.0-beta3'
     }
 }
 
diff --git a/hello-jni/app/src/main/AndroidManifest.xml b/hello-jni/app/src/main/AndroidManifest.xml
index ef53ac441..36178d4d2 100644
--- a/hello-jni/app/src/main/AndroidManifest.xml
+++ b/hello-jni/app/src/main/AndroidManifest.xml
@@ -3,9 +3,8 @@
       package="com.example.hellojni"
       android:versionCode="1"
       android:versionName="1.0">
-    <uses-sdk android:minSdkVersion="3" />
     <application android:label="@string/app_name"
-                 android:debuggable="true">
+                 android:icon="@mipmap/ic_launcher">
         <activity android:name=".HelloJni"
                   android:label="@string/app_name">
             <intent-filter>
diff --git a/hello-jni/app/src/main/res/mipmap-hdpi/ic_launcher.png b/hello-jni/app/src/main/res/mipmap-hdpi/ic_launcher.png
new file mode 100644
index 000000000..cde69bccc
Binary files /dev/null and b/hello-jni/app/src/main/res/mipmap-hdpi/ic_launcher.png differ
diff --git a/hello-jni/app/src/main/res/mipmap-mdpi/ic_launcher.png b/hello-jni/app/src/main/res/mipmap-mdpi/ic_launcher.png
new file mode 100644
index 000000000..c133a0cbd
Binary files /dev/null and b/hello-jni/app/src/main/res/mipmap-mdpi/ic_launcher.png differ
diff --git a/hello-jni/app/src/main/res/mipmap-xhdpi/ic_launcher.png b/hello-jni/app/src/main/res/mipmap-xhdpi/ic_launcher.png
new file mode 100644
index 000000000..bfa42f0e7
Binary files /dev/null and b/hello-jni/app/src/main/res/mipmap-xhdpi/ic_launcher.png differ
diff --git a/hello-jni/app/src/main/res/mipmap-xxhdpi/ic_launcher.png b/hello-jni/app/src/main/res/mipmap-xxhdpi/ic_launcher.png
new file mode 100644
index 000000000..324e72cdd
Binary files /dev/null and b/hello-jni/app/src/main/res/mipmap-xxhdpi/ic_launcher.png differ
diff --git a/hello-jni/build.gradle b/hello-jni/build.gradle
index 64b2c4097..9c4e4b28f 100644
--- a/hello-jni/build.gradle
+++ b/hello-jni/build.gradle
@@ -8,7 +8,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle-experimental:1.3.0-beta2'
+        classpath 'com.android.tools.build:gradle-experimental:1.3.0-beta3'
     }
 }