--- a/misc/migration/3.21.2_Any.py	Mon Jan 04 18:40:30 2016 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,7 +0,0 @@
-sync_schema_props_perms('cwuri')
-
-helper = repo.system_source.dbhelper
-cu = session.cnxset.cu
-helper.set_null_allowed(cu, 'moved_entities', 'extid', 'VARCHAR(256)', False)
-
-commit()