diff --git a/build.gradle b/build.gradle
index 701103fe..ec7d4025 100644
--- a/build.gradle
+++ b/build.gradle
@@ -4,7 +4,7 @@ buildscript {
 	}
 
 	dependencies {
-		classpath 'com.android.tools.build:gradle:0.11+'
+		classpath 'com.android.tools.build:gradle:0.12.+'
 		classpath 'com.alexvasilkov:android_sign:0.2+'
 	}
 }
diff --git a/src/main/AndroidManifest.xml b/src/main/AndroidManifest.xml
index 7b08b49c..0729802a 100644
--- a/src/main/AndroidManifest.xml
+++ b/src/main/AndroidManifest.xml
@@ -18,7 +18,7 @@
 			android:allowBackup="false"
 			android:icon="@drawable/ic_launcher"
 			android:label="@string/app_name"
-			android:theme="@style/Theme.AppCompat.Light.DarkActionBar" >
+			android:theme="@style/AppTheme" >
 		<activity
 				android:name=".gui.MainActivity"
 				android:label="@string/app_name"
diff --git a/src/main/res/values-v11/style.xml b/src/main/res/values-v11/style.xml
new file mode 100644
index 00000000..6b9e50dc
--- /dev/null
+++ b/src/main/res/values-v11/style.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+	<style name="AppTheme" parent="@style/Theme.AppCompat.Light.DarkActionBar" />
+</resources>
diff --git a/src/main/res/values/style.xml b/src/main/res/values/style.xml
new file mode 100644
index 00000000..320ef0eb
--- /dev/null
+++ b/src/main/res/values/style.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+	<style name="AppTheme" parent="@style/Theme.AppCompat" />
+</resources>
\ No newline at end of file