diff --git a/frontend/app/duck/assignments.js b/frontend/app/duck/assignments.js
index 3bf69b260..3abb99fb7 100644
--- a/frontend/app/duck/assignments.js
+++ b/frontend/app/duck/assignments.js
@@ -108,7 +108,7 @@ export function fetchAssigment(sessionId, id) {
 }
 
 export function addActivity(sessionId, params) {
-  const data = { ...params, assignee: params.assignee.value, issueType: params.issueType.value }
+  const data = { ...params, assignee: params.assignee, issueType: params.issueType }
   return {
     types: ADD_ACTIVITY.toArray(),
     call: client => client.post(`/sessions/${ sessionId }/assign/projects/${params.projectId}`, data),