diff --git a/src/home/homed-bus.c b/src/home/homed-bus.c
index 0193089668..a5627d0a1f 100644
--- a/src/home/homed-bus.c
+++ b/src/home/homed-bus.c
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+
 #include "homed-bus.h"
 #include "strv.h"