diff --git a/build/android/src/main/java/net.minetest.minetest/MtNativeActivity.java b/build/android/src/main/java/net.minetest.minetest/MtNativeActivity.java
index 234a503d..8669b449 100644
--- a/build/android/src/main/java/net.minetest.minetest/MtNativeActivity.java
+++ b/build/android/src/main/java/net.minetest.minetest/MtNativeActivity.java
@@ -10,6 +10,7 @@ import android.view.WindowManager;
 public class MtNativeActivity extends NativeActivity {
 
 	static {
+		System.loadLibrary("c++_shared");
 		System.loadLibrary("openal");
 		System.loadLibrary("ogg");
 		System.loadLibrary("vorbis");
diff --git a/build/android/src/main/res/values-v21/styles.xml b/build/android/src/main/res/values-v21/styles.xml
index efd09d27..825ab1d3 100644
--- a/build/android/src/main/res/values-v21/styles.xml
+++ b/build/android/src/main/res/values-v21/styles.xml
@@ -4,9 +4,9 @@
 	<style name="AppTheme" parent="@android:style/android:Theme.Material.Light.NoActionBar.Fullscreen">
 		<item name="android:windowNoTitle">true</item>
 		<item name="android:windowAnimationStyle">@null</item>
-		<item name="android:background">@drawable/bg</item>
+		<item name="android:windowBackground">@drawable/bg</item>
 	</style>
 
 	<style name="Theme.Dialog" parent="@android:style/Theme.Material.Light.Dialog.NoActionBar"/>
 
-</resources>
\ No newline at end of file
+</resources>
diff --git a/build/android/src/main/res/values/styles.xml b/build/android/src/main/res/values/styles.xml
index 8b52472a..3e66ff4b 100644
--- a/build/android/src/main/res/values/styles.xml
+++ b/build/android/src/main/res/values/styles.xml
@@ -4,9 +4,9 @@
 	<style name="AppTheme" parent="@android:style/android:Theme.Holo.Light.NoActionBar.Fullscreen">
 		<item name="android:windowNoTitle">true</item>
 		<item name="android:windowAnimationStyle">@null</item>
-		<item name="android:background">@drawable/bg</item>
+		<item name="android:windowBackground">@drawable/bg</item>
 	</style>
 
 	<style name="Theme.Dialog" parent="@android:style/android:Theme.Holo.Light.Dialog.NoActionBar"/>
 
-</resources>
\ No newline at end of file
+</resources>