diff --git a/build-tools/stx/aptly_deb_usage.py b/build-tools/stx/aptly_deb_usage.py
index 27e1c529..f1d91c22 100755
--- a/build-tools/stx/aptly_deb_usage.py
+++ b/build-tools/stx/aptly_deb_usage.py
@@ -29,7 +29,7 @@ from typing import Optional
 PREFIX_LOCAL = 'deb-local-'
 PREFIX_REMOTE = 'deb-remote-'
 PREFIX_MERGE = 'deb-merge-'
-SIGN_KEY = 'E82373F817C276756FA64756FAAD0555200D6582'
+SIGN_KEY = '8C58D092AD39022571D1F57AFA689A0116E3E718'
 SIGN_PASSWD = 'starlingx'
 DEFAULT_TIMEOUT_COUNT = 1
 STX_DIST = os.environ.get('STX_DIST')