diff --git a/aleksis/apps/alsijil/data_checks.py b/aleksis/apps/alsijil/data_checks.py
index 96f21af6acc4f3a4499a6b2944db78bd46af2e96..6ec93f80e76e4c9c55a9fe7af74c3124bcf85f88 100644
--- a/aleksis/apps/alsijil/data_checks.py
+++ b/aleksis/apps/alsijil/data_checks.py
@@ -31,7 +31,8 @@ class NoPersonalNotesInCancelledLessonsDataCheck(DataCheck):
 
     @classmethod
     def check_data(cls):
-        from .models import PersonalNote, DataCheckResult
+        from aleksis.core.models import DataCheckResult
+        from .models import PersonalNote
 
         ct = ContentType.objects.get_for_model(PersonalNote)