diff --git a/addons/product/product_security.xml b/addons/product/product_security.xml
index bdf87700dda..9ab6ed903c7 100644
--- a/addons/product/product_security.xml
+++ b/addons/product/product_security.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0"?>
 <terp>
-	<data>
+	<data noupdate="1">
 	
 		<record model="res.groups" id="group_product_manager">
 			<field name="name">Product Manager</field>