diff --git a/poky/meta/classes/devtool-source.bbclass b/poky/meta/classes/devtool-source.bbclass
index 41900e6..a02b1e9 100644
--- a/poky/meta/classes/devtool-source.bbclass
+++ b/poky/meta/classes/devtool-source.bbclass
@@ -1,3 +1,9 @@
+#
+# Copyright OpenEmbedded Contributors
+#
+# SPDX-License-Identifier: MIT
+#
+
 # Development tool - source extraction helper class
 #
 # NOTE: this class is intended for use by devtool and should not be