diff --git a/drivers/mailbox/pcc.c b/drivers/mailbox/pcc.c
index 967eb249f40d..22e70af1ae5d 100644
--- a/drivers/mailbox/pcc.c
+++ b/drivers/mailbox/pcc.c
@@ -475,7 +475,7 @@ static int pcc_startup(struct mbox_chan *chan)
 
 	if (pchan->plat_irq > 0) {
 		irqflags = pcc_chan_plat_irq_can_be_shared(pchan) ?
-						IRQF_SHARED | IRQF_ONESHOT : 0;
+						IRQF_SHARED : 0;
 		rc = devm_request_irq(chan->mbox->dev, pchan->plat_irq, pcc_mbox_irq,
 				      irqflags, MBOX_IRQ_NAME, chan);
 		if (unlikely(rc)) {