diff --git a/kfet/decorators.py b/kfet/decorators.py
index 70848820..e7d383a5 100644
--- a/kfet/decorators.py
+++ b/kfet/decorators.py
@@ -1,8 +1,15 @@
 from django.contrib.auth.decorators import user_passes_test
+from django.core.exceptions import PermissionDenied
 
 
 def kfet_is_team(user):
-    return user.has_perm("kfet.is_team")
+    if user.is_authenticated:
+        if user.has_perm("kfet.is_team"):
+            return True
+        else:
+            raise PermissionDenied
+    else:
+        return False
 
 
 teamkfet_required = user_passes_test(kfet_is_team)