diff --git a/apps/participation/forms.py b/apps/participation/forms.py
index d5055b7..43999cd 100644
--- a/apps/participation/forms.py
+++ b/apps/participation/forms.py
@@ -244,7 +244,8 @@ class UploadNotesForm(forms.Form):
 
             first_name, last_name = tuple(name.split(' ', 1))
 
-            jury = User.objects.filter(first_name=first_name, last_name=last_name)
+            jury = User.objects.filter(first_name=first_name, last_name=last_name,
+                                       registration__volunteerregistration__isnull=False)
             if jury.count() != 1:
                 self.add_error('file', _("The following user was not found:") + " " + name)
                 continue