diff --git a/poky/scripts/pythondeps b/poky/scripts/pythondeps
index 3e13a58..be21dd8 100755
--- a/poky/scripts/pythondeps
+++ b/poky/scripts/pythondeps
@@ -1,5 +1,7 @@
 #!/usr/bin/env python3
 #
+# SPDX-License-Identifier: GPL-2.0-only
+#
 # Determine dependencies of python scripts or available python modules in a search path.
 #
 # Given the -d argument and a filename/filenames, returns the modules imported by those files.