diff --git a/drivers/crypto/cavium/nitrox/nitrox_debugfs.h b/drivers/crypto/cavium/nitrox/nitrox_debugfs.h
index f177b79bbab0..09c4cf2513fb 100644
--- a/drivers/crypto/cavium/nitrox/nitrox_debugfs.h
+++ b/drivers/crypto/cavium/nitrox/nitrox_debugfs.h
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef __NITROX_DEBUGFS_H
 #define __NITROX_DEBUGFS_H
 
diff --git a/drivers/crypto/cavium/nitrox/nitrox_mbx.h b/drivers/crypto/cavium/nitrox/nitrox_mbx.h
index 5008399775a9..7c93d0282174 100644
--- a/drivers/crypto/cavium/nitrox/nitrox_mbx.h
+++ b/drivers/crypto/cavium/nitrox/nitrox_mbx.h
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef __NITROX_MBX_H
 #define __NITROX_MBX_H