diff --git a/common/lib/xmodule/xmodule/capa_module.py b/common/lib/xmodule/xmodule/capa_module.py
index 263e062887..1aa1b4c823 100644
--- a/common/lib/xmodule/xmodule/capa_module.py
+++ b/common/lib/xmodule/xmodule/capa_module.py
@@ -339,7 +339,7 @@ class CapaModule(XModule):
         No ajax return is needed. Return empty dict.
         """
         queuekey = get['queuekey']
-        score_msg = get['response']
+        score_msg = get['xqueue_body']
         self.lcp.update_score(score_msg, queuekey)
 
         return dict()  # No AJAX return is needed