diff --git a/poky/bitbake/lib/progressbar/progressbar.py b/poky/bitbake/lib/progressbar/progressbar.py
index 2873ad6..e2b6ba1 100644
--- a/poky/bitbake/lib/progressbar/progressbar.py
+++ b/poky/bitbake/lib/progressbar/progressbar.py
@@ -5,6 +5,8 @@
 #
 # (With some small changes after importing into BitBake)
 #
+# SPDX-License-Identifier: LGPL-2.1-or-later OR BSD-3-Clause-Clear
+#
 # This library is free software; you can redistribute it and/or
 # modify it under the terms of the GNU Lesser General Public
 # License as published by the Free Software Foundation; either