diff --git a/packages/backend/src/history/historyNotifier.ts b/packages/backend/src/history/historyNotifier.ts
index 859f9565..e36473a8 100644
--- a/packages/backend/src/history/historyNotifier.ts
+++ b/packages/backend/src/history/historyNotifier.ts
@@ -43,7 +43,7 @@ export class HistoryNotifier implements Disposable {
     });
   }
 
-  public async dispose(): Promise<void> {
+  public dispose(): void {
     this.#watcher.dispose();
   }
 }