diff --git a/website/server/controllers/api-v3/tasks/groups.js b/website/server/controllers/api-v3/tasks/groups.js
index d80e0bb5f2..1945ce2dc1 100644
--- a/website/server/controllers/api-v3/tasks/groups.js
+++ b/website/server/controllers/api-v3/tasks/groups.js
@@ -256,6 +256,7 @@ api.assignTask = {
       category: 'behavior',
       taskType: task.type,
       groupID: group._id,
+      headers: req.headers,
     });
   },
 };