diff --git a/poky/bitbake/lib/bb/codeparser.py b/poky/bitbake/lib/bb/codeparser.py
index ac995a6..fd2c473 100644
--- a/poky/bitbake/lib/bb/codeparser.py
+++ b/poky/bitbake/lib/bb/codeparser.py
@@ -1,3 +1,7 @@
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
+
 """
 BitBake code parser