diff --git a/client/src/utils/pipeline-builder/index.js b/client/src/utils/pipeline-builder/index.js
index 2d7879ea88..e3d683b152 100644
--- a/client/src/utils/pipeline-builder/index.js
+++ b/client/src/utils/pipeline-builder/index.js
@@ -23,7 +23,7 @@ const {
   Scatter,
   Task,
   Workflow,
-  ContextTypes,
+  ContextTypes = {},
   WdlEvent,
   WdlDocument,
   Project,