diff --git a/drivers/rtc/rtc-proc.c b/drivers/rtc/rtc-proc.c
index 2943d83..d51d8f2 100644
--- a/drivers/rtc/rtc-proc.c
+++ b/drivers/rtc/rtc-proc.c
@@ -23,7 +23,7 @@
 {
 	int err;
 	struct class_device *class_dev = seq->private;
-	struct rtc_class_ops *ops = to_rtc_device(class_dev)->ops;
+	const struct rtc_class_ops *ops = to_rtc_device(class_dev)->ops;
 	struct rtc_wkalrm alrm;
 	struct rtc_time tm;