--- a/misc/migration/3.18.0_Any.py	Tue Jan 14 14:42:00 2014 +0100
+++ b/misc/migration/3.18.0_Any.py	Tue Jan 14 15:05:11 2014 +0100
@@ -125,5 +125,5 @@
 
 # all attributes perms have to be refreshed ...
 for rschema in schema.relations():
-    if relation.final:
+    if rschema.final:
         sync_schema_props_perms(rschema.type, syncprops=False)