diff --git a/src/network/netdev/vxcan.h b/src/network/netdev/vxcan.h
index a41b75ce96..a8af01ba33 100644
--- a/src/network/netdev/vxcan.h
+++ b/src/network/netdev/vxcan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
 #pragma once
 
 /***