diff --git a/app/build.gradle b/app/build.gradle
index 4da69331..077f38f9 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -12,8 +12,8 @@ android {
         applicationId "org.secuso.privacyfriendlysudoku"
         minSdkVersion 17
         targetSdkVersion 33
-        versionCode 13
-        versionName "3.1"
+        versionCode 14
+        versionName "3.1.1"
         vectorDrawables.useSupportLibrary = true
     }
     buildTypes {
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 88a8263b..b09994ec 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -4,6 +4,7 @@
     package="org.secuso.privacyfriendlysudoku.ui.view">
 
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
+    <uses-permission android:name="android.permission.WAKE_LOCK" />
 
     <application
         android:name="org.secuso.privacyfriendlysudoku.PFSudoku"