diff --git a/13.Demokit/1.Deploy_demokit/publish_zip_by_url.py b/13.Demokit/1.Deploy_demokit/publish_zip_by_url.py
index 27e8682ea13f5f0fc8023f24a9686bd4d62b6ac9..598a3b5c79af7dd9489d3c9bbdb88c83aab9abe1 100755
--- a/13.Demokit/1.Deploy_demokit/publish_zip_by_url.py
+++ b/13.Demokit/1.Deploy_demokit/publish_zip_by_url.py
@@ -12,7 +12,7 @@ logger = logging.getLogger('mediaserver_client')
 MiB = 1024 * 1024
 session = None
 
-MS_CLIENT_URL = 'https://raw.githubusercontent.com/UbiCastTeam/mediaserver-client/master/mediaserver_api_client.py'
+MS_CLIENT_URL = 'https://raw.githubusercontent.com/UbiCastTeam/mediaserver-client/acb84733ad342be1f1d8df23f791a591a57b2e1e/mediaserver_api_client.py'
 MS_CLIENT_PATH = '/tmp/mediaserver_api_client.py'