diff --git a/test/mock_type.dart b/test/mock_type.dart
index f942b2c5..11b1ddad 100644
--- a/test/mock_type.dart
+++ b/test/mock_type.dart
@@ -119,7 +119,7 @@ class MockAppDb implements AppDb {
 
   @override
   Future<void> delete() async {
-    throw UnimplementedError();
+    await _dbFactory.deleteDatabase("test.db");
   }
 
   static void _createDb(