diff --git a/app/build.gradle b/app/build.gradle
index 28697c6..3cbafe7 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -12,8 +12,8 @@ android {
         applicationId "org.mosad.seil0.projectlaogai"
         minSdkVersion 21
         targetSdkVersion 28
-        versionCode 11
-        versionName "0.4.0-rc1"
+        versionCode 12
+        versionName "0.4.0"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         resValue "string", "build_time", buildTime()
         setProperty("archivesBaseName", "projectlaogai-$versionName")
diff --git a/app/src/main/java/org/mosad/seil0/projectlaogai/fragments/TimeTableFragment.kt b/app/src/main/java/org/mosad/seil0/projectlaogai/fragments/TimeTableFragment.kt
index 2613508..54515fb 100644
--- a/app/src/main/java/org/mosad/seil0/projectlaogai/fragments/TimeTableFragment.kt
+++ b/app/src/main/java/org/mosad/seil0/projectlaogai/fragments/TimeTableFragment.kt
@@ -62,7 +62,7 @@ class TimeTableFragment : Fragment() {
      */
     private fun addWeeks() = doAsync {
         val dayIndex = NotRetardedCalendar().getDayOfWeekIndex()
-        val formatter = SimpleDateFormat("E dd.MM", Locale.GERMANY) // TODO change to android call when min api is 24
+        val formatter = SimpleDateFormat("E dd.MM", Locale.getDefault()) // TODO change to android call when min api is 24
         val calendar = Calendar.getInstance()
 
         uiThread {