diff --git a/sbas/views.py b/sbas/views.py
index e97f28fe..43cab86d 100644
--- a/sbas/views.py
+++ b/sbas/views.py
@@ -117,7 +117,7 @@ def exam_scores_cid(request, pk):
 
     user_scores = {}
     for user in user_answers_marks:
-        user_scores[user] = sum([sum(i) for i in user_answers_marks[user]])
+        user_scores[user] = sum(user_answers_marks[user])
 
     user_scores_list = list(user_scores.values())