diff --git a/drivers/rtc/rtc-rv3028.c b/drivers/rtc/rtc-rv3028.c
index d25e33d0835e..b3a5b1ef33d1 100644
--- a/drivers/rtc/rtc-rv3028.c
+++ b/drivers/rtc/rtc-rv3028.c
@@ -147,8 +147,8 @@ static ssize_t timestamp0_show(struct device *dev,
 	if (ret)
 		return ret;
 
-	return sprintf(buf, "%llu\n",
-		       (unsigned long long)rtc_tm_to_time64(&tm));
+	return sysfs_emit(buf, "%llu\n",
+			  (unsigned long long)rtc_tm_to_time64(&tm));
 };
 
 static DEVICE_ATTR_RW(timestamp0);
@@ -164,7 +164,7 @@ static ssize_t timestamp0_count_show(struct device *dev,
 	if (ret)
 		return ret;
 
-	return sprintf(buf, "%u\n", count);
+	return sysfs_emit(buf, "%u\n", count);
 };
 
 static DEVICE_ATTR_RO(timestamp0_count);