diff --git a/drivers/headset_observe/rk_headset_irq_hook_adc.c b/drivers/headset_observe/rk_headset_irq_hook_adc.c
index b32c76befc07..5a99218072cb 100644
--- a/drivers/headset_observe/rk_headset_irq_hook_adc.c
+++ b/drivers/headset_observe/rk_headset_irq_hook_adc.c
@@ -125,6 +125,7 @@ static irqreturn_t headset_interrupt(int irq, void *dev_id)
 		return IRQ_HANDLED;
 	DBG("In the headset_interrupt for read headset level  wake_lock headset_on_wake\n");		
 	headset_info->heatset_irq_working = BUSY;
+	msleep(150);
 	for(i=0; i<3; i++)
 	{
 		level = gpio_get_value(pdata->Headset_gpio);