diff --git a/sirepo/pkcli/job_supervisor.py b/sirepo/pkcli/job_supervisor.py
index 9704c049af..0ee299a4d9 100644
--- a/sirepo/pkcli/job_supervisor.py
+++ b/sirepo/pkcli/job_supervisor.py
@@ -86,9 +86,6 @@ def default_command():
 class _AgentMsg(tornado.websocket.WebSocketHandler):
     sr_class = sirepo.job_driver.AgentMsg
 
-    def check_origin(self, origin):
-        return True
-
     def on_close(self):
         try:
             d = getattr(self, "sr_driver", None)