diff --git a/platform/core/src/services/_shared/pubSubServiceInterface.js b/platform/core/src/services/_shared/pubSubServiceInterface.js
index 855f07280..20b5f27d7 100644
--- a/platform/core/src/services/_shared/pubSubServiceInterface.js
+++ b/platform/core/src/services/_shared/pubSubServiceInterface.js
@@ -1,5 +1,4 @@
 import guid from '../../utils/guid';
-import * as Types from '../../Types';
 
 /**
  * Consumer must implement: