diff --git a/files/gitlab-merge-request.py b/files/gitlab-merge-request.py
index 8afd324e7a7e83e8badd6b8a1f6b1c64a35785ae..e74087146c50314eb6d05d1a4b8cc4a9dfb83c71 100755
--- a/files/gitlab-merge-request.py
+++ b/files/gitlab-merge-request.py
@@ -12,7 +12,7 @@ parser.add_argument('--project', '-p', action='store',
                     help='namespace/projectname or project ID')
 parser.add_argument('--source-project', action='store', default=None,
                     help='namespace/projectname or source project ID')
-parser.add_argument('--destination-branch', action='store', default='master',
+parser.add_argument('--destination-branch', action='store', default='main',
                     help='Destination branch')
 parser.add_argument('--source-branch', action='store', default='develop',
                     help='Source branch')