diff --git a/test/pipeline.spec.js b/test/pipeline.spec.js
index <HASH>..<HASH> 100644
--- a/test/pipeline.spec.js
+++ b/test/pipeline.spec.js
@@ -1,4 +1,3 @@
-import {PromiseBackend} from '../node_modules/deferred/src/PromiseMock';
 import {Pipeline, COMPLETED, REJECTED, CANCELLED} from '../src/pipeline';
 
 describe('Pipeline', () => {
chore(tests): removing unnecessary import