diff --git a/app/src/main/java/eu/faircode/email/WorkerWatchdog.java b/app/src/main/java/eu/faircode/email/WorkerWatchdog.java
index 7b26fa0709..fa03bc0333 100644
--- a/app/src/main/java/eu/faircode/email/WorkerWatchdog.java
+++ b/app/src/main/java/eu/faircode/email/WorkerWatchdog.java
@@ -21,9 +21,9 @@ package eu.faircode.email;
 
 import android.content.Context;
 import android.content.SharedPreferences;
-import android.preference.PreferenceManager;
 
 import androidx.annotation.NonNull;
+import androidx.preference.PreferenceManager;
 import androidx.work.ExistingPeriodicWorkPolicy;
 import androidx.work.PeriodicWorkRequest;
 import androidx.work.WorkManager;