diff --git a/drivers/rtc/rtc-mv.c b/drivers/rtc/rtc-mv.c
index d15a999363fce2808cfcba6089cf8282dfedc48a..6aaec2fc7c0d577bb83a43af7a73042c97ba9f75 100644
--- a/drivers/rtc/rtc-mv.c
+++ b/drivers/rtc/rtc-mv.c
@@ -319,7 +319,7 @@ static int __exit mv_rtc_remove(struct platform_device *pdev)
 }
 
 #ifdef CONFIG_OF
-static struct of_device_id rtc_mv_of_match_table[] = {
+static const struct of_device_id rtc_mv_of_match_table[] = {
 	{ .compatible = "marvell,orion-rtc", },
 	{}
 };