diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c
index 002f1ce22bd02032062924b19d645ebc25302c93..9bd17682655a5397b6f6da806af79bddb50ba316 100644
--- a/drivers/video/backlight/pwm_bl.c
+++ b/drivers/video/backlight/pwm_bl.c
@@ -178,7 +178,7 @@ static int pwm_backlight_parse_dt(struct device *dev,
 	return 0;
 }
 
-static struct of_device_id pwm_backlight_of_match[] = {
+static const struct of_device_id pwm_backlight_of_match[] = {
 	{ .compatible = "pwm-backlight" },
 	{ }
 };