diff --git a/drivers/rtc/rtc-ds1307.c b/drivers/rtc/rtc-ds1307.c
index 2182f4e97c0a..8f4ddbaa2052 100644
--- a/drivers/rtc/rtc-ds1307.c
+++ b/drivers/rtc/rtc-ds1307.c
@@ -353,6 +353,10 @@ static int ds1307_set_time(struct device *dev, struct rtc_time *t)
 		regmap_update_bits(ds1307->regmap, DS1340_REG_FLAG,
 				   DS1340_BIT_OSF, 0);
 		break;
+	case ds_1388:
+		regmap_update_bits(ds1307->regmap, DS1388_REG_FLAG,
+				   DS1388_BIT_OSF, 0);
+		break;
 	case mcp794xx:
 		/*
 		 * these bits were cleared when preparing the date/time