diff --git a/tempest/services/compute/json/servers_client.py b/tempest/services/compute/json/servers_client.py
index a0251f1..c71a193 100644
--- a/tempest/services/compute/json/servers_client.py
+++ b/tempest/services/compute/json/servers_client.py
@@ -311,13 +311,7 @@
 
     def live_migrate_server(self, server_id, **kwargs):
         """This should be called with administrator privileges ."""
-
-        req_body = json.dumps({'os-migrateLive': kwargs})
-
-        resp, body = self.post("servers/%s/action" % server_id, req_body)
-        self.validate_response(schema.server_actions_common_schema,
-                               resp, body)
-        return service_client.ResponseBody(resp, body)
+        return self.action(server_id, 'os-migrateLive', **kwargs)
 
     def migrate_server(self, server_id, **kwargs):
         """Migrates a server to a new host."""