diff --git a/lib/foundation/history.dart b/lib/foundation/history.dart
index 920f1b6..062055f 100644
--- a/lib/foundation/history.dart
+++ b/lib/foundation/history.dart
@@ -337,6 +337,7 @@ class HistoryManager with ChangeNotifier {
   }
 
   void close() {
+    isInitialized = false;
     _db.dispose();
   }
 }