diff --git a/dash/_jupyter.py b/dash/_jupyter.py index 5037742a87..16e13b1148 100644 --- a/dash/_jupyter.py +++ b/dash/_jupyter.py @@ -354,7 +354,7 @@ def run(): self._servers[(host, port)] = server # Wait for server to start up - alive_url = f"http://{host}:{port}/_alive_{JupyterDash.alive_token}" + alive_url = f"http://{host}:{port}{requests_pathname_prefix}_alive_{JupyterDash.alive_token}" def _get_error(): try: