diff --git a/unisportomat/quiz/serializers.py b/unisportomat/quiz/serializers.py
index 5577b3550130b5f1b90530e6c92431774be28f06..44c5393808a19926c9763f3714621d4092e34d79 100644
--- a/unisportomat/quiz/serializers.py
+++ b/unisportomat/quiz/serializers.py
@@ -191,6 +191,7 @@ class CriteriaSerializer(serializers.BaseSerializer):
             criterion_dict = {}
 
             criterion_dict["id"] = crit.pk
+            criterion_dict["question_id"] = crit.question.pk
             criterion_dict["name"] = crit.name
             criterion_dict["number_of_sports_active"] = active_sports
             criterion_dict["sum_of_weights"] = sum_of_weights