diff --git a/net/can/af_can.c b/net/can/af_can.c
index 4aab7033c93309..6c400f21c9ad8f 100644
--- a/net/can/af_can.c
+++ b/net/can/af_can.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
+/// SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
 /* af_can.c - Protocol family CAN core module
  *            (used by different CAN protocol modules)
  *