--- a/sbin/sync/config.py.tmpl	Wed May 13 01:28:55 2015 +0200
+++ b/sbin/sync/config.py.tmpl	Fri May 15 01:29:36 2015 +0200
@@ -48,6 +48,7 @@
         "+ core",
     ]
 }
+env.migrate_method = 'migrate'
 env.web_relaunch_cmd = "supervisorctl restart platform"