diff --git a/modules/plugin_dbui/cvtsvc.py b/modules/plugin_dbui/cvtsvc.py
index 0ef2910703437836782cfd40e9a00a06861b56d2..310a82c0822d72898fac5401b20e816e5d7af821 100644
--- a/modules/plugin_dbui/cvtsvc.py
+++ b/modules/plugin_dbui/cvtsvc.py
@@ -344,7 +344,7 @@ class CvtSvc(BaseSvc):
 
         # add a store for non dummy database        
         if table._db._uri:
-            cfg['store'] = STOREID % tablename,
+            cfg['store'] = STOREID % tablename
         
         # handle form modifier
         form_modifiers = self.environment['plugins'].dbui.form_modifiers