diff --git a/aleksis/apps/abi/forms.py b/aleksis/apps/abi/forms.py
index be27e434c68d36dcd5c8ea63541e154221aba263..4627f03fa8627087749ec6584c0c09a3cf55306b 100644
--- a/aleksis/apps/abi/forms.py
+++ b/aleksis/apps/abi/forms.py
@@ -284,6 +284,7 @@ class CommentForm(forms.ModelForm):
         self.allowed_persons_with_review = (
             AbiPerson.objects.filter(member_of__in=self.allowed_groups_with_review)
             .exclude(pk=self.person.pk)
+            .exclude(person__user=None)
             .distinct()
         )
         allowed_persons = self.allowed_persons | self.allowed_persons_with_review