diff --git a/drivers/rtc/rtc-pcf85063.c b/drivers/rtc/rtc-pcf85063.c
index 3e2837722667..bf2e370907b7 100644
--- a/drivers/rtc/rtc-pcf85063.c
+++ b/drivers/rtc/rtc-pcf85063.c
@@ -422,7 +422,7 @@ static int pcf85063_clkout_control(struct clk_hw *hw, bool enable)
 	unsigned int buf;
 	int ret;
 
-	ret = regmap_read(pcf85063->regmap, PCF85063_REG_OFFSET, &buf);
+	ret = regmap_read(pcf85063->regmap, PCF85063_REG_CTRL2, &buf);
 	if (ret < 0)
 		return ret;
 	buf &= PCF85063_REG_CLKO_F_MASK;