diff --git a/src/main/java/de/dennisguse/opentracks/services/tasks/AnnouncementPeriodicTask.java b/src/main/java/de/dennisguse/opentracks/services/tasks/AnnouncementPeriodicTask.java
index 7c95045cd..be13f0888 100644
--- a/src/main/java/de/dennisguse/opentracks/services/tasks/AnnouncementPeriodicTask.java
+++ b/src/main/java/de/dennisguse/opentracks/services/tasks/AnnouncementPeriodicTask.java
@@ -117,13 +117,14 @@ public class AnnouncementPeriodicTask implements PeriodicTask {
         audioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
         contentProviderUtils = new ContentProviderUtils(context);
 
-        sharedPreferences = PreferencesUtils.getSharedPreferences(context);
     }
 
     @Override
     public void start() {
         Log.d(TAG, "Start");
 
+        sharedPreferences = PreferencesUtils.getSharedPreferences(context);
+
         if (tts == null) {
             tts = new TextToSpeech(context, status -> {
                 Log.i(TAG, "TextToSpeech initialized with status " + status);