diff --git a/aleksis/apps/chronos/schema/__init__.py b/aleksis/apps/chronos/schema/__init__.py
index 6f983e9ca2940ac6bc70aade4a3a03f319dfbe9a..2cb57c62d217c07a94496ad67fe118ff212fb610 100644
--- a/aleksis/apps/chronos/schema/__init__.py
+++ b/aleksis/apps/chronos/schema/__init__.py
@@ -84,7 +84,7 @@ class LessonEventType(DjangoObjectType):
         if not str(root.pk).startswith("DUMMY") and hasattr(root, "groups"):
             return root.groups
         elif root.amends:
-            root.amends.groups
+            return root.amends.groups
         return []
 
     @staticmethod
@@ -92,7 +92,7 @@ class LessonEventType(DjangoObjectType):
         if not str(root.pk).startswith("DUMMY") and hasattr(root, "rooms"):
             return root.rooms
         elif root.amends:
-            root.amends.rooms
+            return root.amends.rooms
         return []