diff --git a/drivers/i2c/nx_i2c.c b/drivers/i2c/nx_i2c.c
index ab3f1cc30cf..5800e79ab70 100644
--- a/drivers/i2c/nx_i2c.c
+++ b/drivers/i2c/nx_i2c.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0+
+
 #include <errno.h>
 #include <dm.h>
 #include <i2c.h>