diff --git a/drivers/rtc/rtc-pl031.c b/drivers/rtc/rtc-pl031.c
index d6d1c57..739d1a6 100644
--- a/drivers/rtc/rtc-pl031.c
+++ b/drivers/rtc/rtc-pl031.c
@@ -128,7 +128,7 @@
 	return 0;
 }
 
-static struct rtc_class_ops pl031_ops = {
+static const struct rtc_class_ops pl031_ops = {
 	.open = pl031_open,
 	.release = pl031_release,
 	.ioctl = pl031_ioctl,