diff --git a/aleksis/apps/alsijil/schema/participation_status.py b/aleksis/apps/alsijil/schema/participation_status.py
index fcf15df815619fcc808770116347458d8f7daf02..22e5820594994b2d1bb4c81ae4f5a83f615bea0b 100644
--- a/aleksis/apps/alsijil/schema/participation_status.py
+++ b/aleksis/apps/alsijil/schema/participation_status.py
@@ -119,9 +119,9 @@ class ExtendParticipationStatusToAbsenceBatchMutation(graphene.Mutation):
             return participation, absence
 
         else:
-            # No base absence, simply create one
+            # No base absence, simply create one if absence reason is given
             data = dict(
-                reason_id=participation.absence_reason.id,
+                reason_id=participation.absence_reason.id if participation.absence_reason else None,
                 person=participation.person,
             )