diff --git a/app/build.gradle b/app/build.gradle
index 74322bdf..cbd777a3 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -12,8 +12,8 @@ android {
         applicationId "org.blitzortung.android.app"
         minSdkVersion 15
         targetSdkVersion 33
-        versionCode 314
-        versionName '2.2.0'
+        versionCode 315
+        versionName '2.2.1'
         multiDexEnabled false
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
diff --git a/app/src/main/res/xml/preferences.xml b/app/src/main/res/xml/preferences.xml
index 2517f3b6..e7cd5ac6 100644
--- a/app/src/main/res/xml/preferences.xml
+++ b/app/src/main/res/xml/preferences.xml
@@ -124,11 +124,11 @@
         <ListPreference
             android:title="@string/animation_interval_duration"
             android:summary="@string/animation_interval_duration_summary"
-            android:defaultValue="BLITZORTUNG"
+            android:defaultValue="6"
             android:enabled="true"
             android:entries="@array/animation_interval_durations"
             android:entryValues="@array/animation_interval_duration_values"
-            android:key="animation_interval"
+            android:key="animation_interval_duration"
             android:persistent="true"
             android:selectable="true"
             />