diff --git a/odoo-rpc.py b/odoo-rpc.py
index 7a24b7c..607ee70 100755
--- a/odoo-rpc.py
+++ b/odoo-rpc.py
@@ -390,7 +390,7 @@ if MODEL in odoo.env:
 		print( lookup( MODEL, args2domains(PARAMS[2:]) ) )
 
 	if METHOD == 'lookup_model':
-		print( lookup_model( MODEL ) )
+		print( lookup_model( muid(MODEL,PARAMS[2]) )
 
 	if METHOD == 'export-json':
 		export_json( MODEL, args2domains(PARAMS[2:]) )