diff --git a/bin/addons/base/res/res_config.py b/bin/addons/base/res/res_config.py
index 1c6b69a3e7f..0d7a41c5ebf 100644
--- a/bin/addons/base/res/res_config.py
+++ b/bin/addons/base/res/res_config.py
@@ -411,6 +411,7 @@ class res_config_installer(osv.osv_memory):
             cr, uid,
             modules.search(cr, uid, [('name','in',to_install)]),
             'to install', ['uninstalled'], context=context)
+        cr.commit() #TOFIX: after remove this statement, installation wizard is fail 
         pooler.restart_pool(cr.dbname, update_module=True)
 res_config_installer()