diff --git a/poky/meta/lib/oe/data.py b/poky/meta/lib/oe/data.py
index b8901e6..602130a 100644
--- a/poky/meta/lib/oe/data.py
+++ b/poky/meta/lib/oe/data.py
@@ -1,3 +1,7 @@
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
+
 import json
 import oe.maketype