diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c
index c3dc371a7ef3bf0678f002c2e4d4c9c1728c6b96..df9fee7f1b42f721c48745ef52610bed45b97b00 100644
--- a/sound/soc/codecs/rt5645.c
+++ b/sound/soc/codecs/rt5645.c
@@ -1674,7 +1674,7 @@ static void hp_amp_power(struct snd_soc_codec *codec, int on)
 				regmap_write(rt5645->regmap, RT5645_PR_BASE +
 					RT5645_MAMP_INT_REG2, 0xfc00);
 				snd_soc_write(codec, RT5645_DEPOP_M2, 0x1140);
-				msleep(70);
+				msleep(90);
 				rt5645->hp_on = true;
 			} else {
 				/* depop parameters */