diff --git a/lib/view/settings/debug/cacheView.dart b/lib/view/settings/debug/cacheView.dart
index a4d20a3..b4fd454 100644
--- a/lib/view/settings/debug/cacheView.dart
+++ b/lib/view/settings/debug/cacheView.dart
@@ -17,13 +17,14 @@ class CacheView extends StatefulWidget {
   @override
   State<CacheView> createState() => _CacheViewState();
 
-  void clear() {
-    Localstore.instance.collection(collection).delete();
+  Future<void> clear() async {
+    await Localstore.instance.collection(collection).delete();
   }
 
   Future<int> totalSize() async {
     var data = await Localstore.instance.collection(collection).get();
-    return data!.values.reduce((a, b) => jsonEncode(a).length + jsonEncode(b).length) * 8;
+    if(data!.length <= 1) return jsonEncode(data.values.first).length * 8;
+    return data.values.reduce((a, b) => jsonEncode(a).length + jsonEncode(b).length) * 8;
   }
 }
 
diff --git a/lib/view/settings/settings.dart b/lib/view/settings/settings.dart
index 96f361f..389b0f4 100644
--- a/lib/view/settings/settings.dart
+++ b/lib/view/settings/settings.dart
@@ -196,7 +196,7 @@ class _SettingsState extends State<Settings> {
                         title: "Cache löschen",
                         content: "Alle cache Einträge werden gelöscht. Der cache wird bei benutzung der App erneut aufgebaut",
                         confirmButton: "Unwiederruflich löschen",
-                        onConfirm: () => const CacheView().clear(),
+                        onConfirm: () => const CacheView().clear().then((value) => setState((){})),
                       ).asDialog(context);
                     },
                     trailing: const Icon(Icons.arrow_right),