diff --git a/sound/soc/codecs/rt5640.c b/sound/soc/codecs/rt5640.c
index 9bc78e57513d74e40c5a4f9bda59c34625b15715..0cbdac653041869c70ce3893227cea5e2003bee3 100644
--- a/sound/soc/codecs/rt5640.c
+++ b/sound/soc/codecs/rt5640.c
@@ -2207,7 +2207,7 @@ static int rt5640_i2c_probe(struct i2c_client *i2c,
 	regmap_read(rt5640->regmap, RT5640_VENDOR_ID2, &val);
 	if (val != RT5640_DEVICE_ID) {
 		dev_err(&i2c->dev,
-			"Device with ID register %x is not rt5640/39\n", val);
+			"Device with ID register %#x is not rt5640/39\n", val);
 		return -ENODEV;
 	}