update Subnet admin
diff --git a/plstackapi/openstack/driver.py b/plstackapi/openstack/driver.py
index a804db7..876d089 100644
--- a/plstackapi/openstack/driver.py
+++ b/plstackapi/openstack/driver.py
@@ -164,7 +164,7 @@
         subnets = self.shell.quantum.list_subnets()['subnets']
         for subnet in subnets:
             if subnet['id'] == id:
-                self.shell.quantum.delete_subnet(id=id)
+                self.shell.quantum.delete_subnet(id)
         return