diff --git a/Documentation/networking/batman-adv.rst b/Documentation/networking/batman-adv.rst
index a342b2cc3dc64037e4c47a2ea4a2d12f47702c8d..245fb6c0ab6f55c828296c279c8867d47f629d1a 100644
--- a/Documentation/networking/batman-adv.rst
+++ b/Documentation/networking/batman-adv.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 ==========
 batman-adv
 ==========