diff --git a/src/lib/localDb.js b/src/lib/localDb.js
index f4ec5b4c..ced9b3c8 100644
--- a/src/lib/localDb.js
+++ b/src/lib/localDb.js
@@ -125,8 +125,8 @@ class LocalMutex {
       return () => this._release();
     }
     return new Promise((resolve) => {
-      this._queue.push(resolve);
-    }).then(() => () => this._release());
+      this._queue.push(() => resolve(() => this._release()));
+    });
   }
 
   _release() {