diff --git a/uncloud/oneshot/virtualmachine.py b/uncloud/oneshot/virtualmachine.py
index c8c2909..5749bee 100644
--- a/uncloud/oneshot/virtualmachine.py
+++ b/uncloud/oneshot/virtualmachine.py
@@ -74,7 +74,7 @@ class VM(object):
         return self.uuid
 
     def get_name(self):
-        success, json = self.vmm.execute_command(uuid, 'query-name')
+        success, json = self.vmm.execute_command(self.uuid, 'query-name')
         if success:
             return json['return']['name']