diff --git a/__mocks__/bull.js b/__mocks__/bull.js
index 2fa7b93211..3837625cc2 100644
--- a/__mocks__/bull.js
+++ b/__mocks__/bull.js
@@ -1,6 +1,6 @@
-// @flow
+/* eslint-disable flowtype/require-valid-file-annotation */
 export default class Queue {
-  name: string;
+  name;
 
   constructor(name) {
     this.name = name;