diff --git a/python-client/wmill/wmill/client.py b/python-client/wmill/wmill/client.py
index 848500d843..c5c1c9b9ec 100644
--- a/python-client/wmill/wmill/client.py
+++ b/python-client/wmill/wmill/client.py
@@ -919,7 +919,7 @@ def task(*args, **kwargs):
                 if tag is not None:
                     params["tag"] = tag
                 r = _client.post(
-                    f"/w/{w_id}/jobs/run/workflow_as_code/{job_id}/{f_name}{tag_str}",
+                    f"/w/{w_id}/jobs/run/workflow_as_code/{job_id}/{f_name}",
                     json={"args": json},
                     params=params,
                 )