diff --git a/drivers/staging/comedi/comedi.h b/drivers/staging/comedi/comedi.h
index c0bc413f7fe0..bb961ac79b7e 100644
--- a/drivers/staging/comedi/comedi.h
+++ b/drivers/staging/comedi/comedi.h
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: LGPL-2.0+
+/* SPDX-License-Identifier: LGPL-2.0+ */
 /*
  * comedi.h
  * header file for COMEDI user API