diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c
index 87844a45886a..206b41688d96 100644
--- a/sound/soc/codecs/rt5645.c
+++ b/sound/soc/codecs/rt5645.c
@@ -3897,6 +3897,7 @@ static int rt5645_i2c_remove(struct i2c_client *i2c)
 
 	cancel_delayed_work_sync(&rt5645->jack_detect_work);
 	cancel_delayed_work_sync(&rt5645->rcclock_work);
+	del_timer_sync(&rt5645->btn_check_timer);
 
 	snd_soc_unregister_codec(&i2c->dev);
 	regulator_bulk_disable(ARRAY_SIZE(rt5645->supplies), rt5645->supplies);