diff --git a/app/src/main/java/foundation/e/drive/services/ObserverService.java b/app/src/main/java/foundation/e/drive/services/ObserverService.java
index 99b718a3f49e5cf5808eff67651b6681a74c9063..7d6a2239f8e8bcc88645d9cc2984e7dbe6624187 100644
--- a/app/src/main/java/foundation/e/drive/services/ObserverService.java
+++ b/app/src/main/java/foundation/e/drive/services/ObserverService.java
@@ -20,6 +20,7 @@ import android.content.Intent;
 import android.content.SharedPreferences;
 import android.content.pm.PackageInfo;
 import android.os.Handler;
+import android.os.HandlerThread;
 import android.os.IBinder;
 
 import androidx.annotation.Nullable;
@@ -72,12 +73,15 @@ public class ObserverService extends Service implements OnRemoteOperationListene
     private Account mAccount;
     private HashMap<Integer, SyncRequest> syncRequests; //integer is SyncedFileState id; Parcelable is the operation
     private SynchronizationServiceConnection synchronizationServiceConnection = new SynchronizationServiceConnection();
+    private Handler handler;
+    private HandlerThread handlerThread;
 
     /* Lifecycle Methods */
     @Override
     public void onDestroy(){
         Timber.v("onDestroy()");
         unbindService(synchronizationServiceConnection);
+        handlerThread.quitSafely();
         super.onDestroy();
         this.mSyncedFolders = null;
     }
@@ -110,6 +114,10 @@ public class ObserverService extends Service implements OnRemoteOperationListene
 
         this.syncRequests = new HashMap<>();
         initialFolderCounter = prefs.getInt(AppConstants.INITIALFOLDERS_NUMBER, 0);
+
+        handlerThread = new HandlerThread("syncService_onResponse");
+        handlerThread.start();
+        handler = new Handler(handlerThread.getLooper());
         begin();
         return START_NOT_STICKY;
     }
@@ -256,7 +264,7 @@ public class ObserverService extends Service implements OnRemoteOperationListene
 
             try {
                 final ListFileRemoteOperation loadOperation = new ListFileRemoteOperation(this.mSyncedFolders, this, this.initialFolderCounter);
-                loadOperation.execute(client, this, new Handler());
+                loadOperation.execute(client, this, handler);
             } catch (IllegalArgumentException exception) {
                 Timber.e(exception);
             }
diff --git a/app/src/main/java/foundation/e/drive/services/SynchronizationService.java b/app/src/main/java/foundation/e/drive/services/SynchronizationService.java
index 7b5ceb864845bd14e2e17f4e6eef25e48bdb78dc..678e462e02ee95c936d0b723b98e0958a086910b 100644
--- a/app/src/main/java/foundation/e/drive/services/SynchronizationService.java
+++ b/app/src/main/java/foundation/e/drive/services/SynchronizationService.java
@@ -17,6 +17,7 @@ import android.content.Intent;
 import android.content.SharedPreferences;
 import android.os.Binder;
 import android.os.Handler;
+import android.os.HandlerThread;
 import android.os.IBinder;
 
 import androidx.annotation.Nullable;
@@ -60,7 +61,7 @@ public class SynchronizationService extends Service implements OnRemoteOperation
     private OwnCloudClient ocClient;
     private NextcloudClient ncClient;
     private Handler handler;
-
+    private HandlerThread handlerThread;
     @Override
     public void onCreate() {
         super.onCreate();
@@ -87,11 +88,20 @@ public class SynchronizationService extends Service implements OnRemoteOperation
         threadPool = new Thread[workerAmount];
         ocClient = DavClientProvider.getInstance().getClientInstance(account, getApplicationContext());
         ncClient = DavClientProvider.getInstance().getNcClientInstance(account, getApplicationContext());
-        handler = new Handler();
+
+        handlerThread = new HandlerThread("syncService_onResponse");
+        handlerThread.start();
+        handler = new Handler(handlerThread.getLooper());
 
         return START_REDELIVER_INTENT;
     }
 
+    @Override
+    public void onDestroy() {
+        handlerThread.quitSafely();
+        super.onDestroy();
+    }
+
     @Nullable
     @Override
     public IBinder onBind(Intent intent) {