diff --git a/apps/rpm/serializers.py b/apps/rpm/serializers.py
index 81bde9bd..11321627 100644
--- a/apps/rpm/serializers.py
+++ b/apps/rpm/serializers.py
@@ -207,7 +207,7 @@ class RpjmemberSerializer(CustomModelSerializer):
 
     def get_rcertificates_(self, obj):
         cs = Rpjcertificate.objects.filter(rpj_member=obj)
-        return cs.values('certificate', 'name', 'type', 'number', 'issue_date', 'expiration_date', 'review_date', 'file')
+        return cs.values('rcertificate', 'name', 'type', 'number', 'issue_date', 'expiration_date', 'review_date', 'file')
 
 
 class RpjfileSerializer(CustomModelSerializer):