diff --git a/lib/components/settings/timetable_data.dart b/lib/components/settings/timetable_data.dart
index 8f14658..198752f 100644
--- a/lib/components/settings/timetable_data.dart
+++ b/lib/components/settings/timetable_data.dart
@@ -69,9 +69,10 @@ class TimetableDataOptions extends ConsumerWidget {
                 return ShowAlertDialog(
                   content: const Text("remove_all_subjects_dialog").tr(),
                   approveButtonText: "delete".tr(),
-                  onApprove: () {
-                    subjNotifier.resetData();
-                    Navigator.of(context).pop();
+                  onApprove: () async {
+                    await subjNotifier
+                        .resetData()
+                        .then((r) => Navigator.of(context).pop());
                   },
                 );
               },
diff --git a/lib/provider/subjects.dart b/lib/provider/subjects.dart
index 641b38f..a99c7a1 100644
--- a/lib/provider/subjects.dart
+++ b/lib/provider/subjects.dart
@@ -84,8 +84,8 @@ class SubjectNotifier extends StateNotifier<List<SubjectData>> {
   /// deletes all subjects from db ([$SubjectTable]) and state
   ///
   /// also resets the overlapping subjects notifier.
-  void resetData() {
-    db.subject.delete();
+  Future<void> resetData() async {
+    await db.delete($SubjectTable(db)).go();
     state = [];
 
     overlappingSubjectsNotifier.reset();