diff --git a/opentech/static_src/src/app/src/redux/middleware/api.js b/opentech/static_src/src/app/src/redux/middleware/api.js
index 1bf00964969cfad89c912c7bfc5f6418037304f2..4eafcb0541c47b485ed76074cb88fe80be8ec5ca 100644
--- a/opentech/static_src/src/app/src/redux/middleware/api.js
+++ b/opentech/static_src/src/app/src/redux/middleware/api.js
@@ -47,7 +47,7 @@ export default store => next => action => {
     }
 
     const actionWith = data => {
-        const finalAction = Object.assign({}, action, data)
+        const finalAction = {...action, ...data}
         delete finalAction[CALL_API]
         return finalAction
     }