diff --git a/drivers/mailbox/arm_mhuv3.c b/drivers/mailbox/arm_mhuv3.c
index 6569c3dda377..b9addd9e2c41 100644
--- a/drivers/mailbox/arm_mhuv3.c
+++ b/drivers/mailbox/arm_mhuv3.c
@@ -980,7 +980,8 @@ static int mhuv3_setup_pbx(struct mhuv3 *mhu)
 
 		ret = devm_request_threaded_irq(dev, mhu->cmb_irq, NULL,
 						mhuv3_pbx_comb_interrupt,
-						IRQF_ONESHOT, "mhuv3-pbx", mhu);
+						IRQF_ONESHOT | IRQF_NO_SUSPEND,
+						"mhuv3-pbx", mhu);
 		if (ret)
 			return ret;
 
@@ -1016,7 +1017,8 @@ static int mhuv3_setup_mbx(struct mhuv3 *mhu)
 				     "MBX combined IRQ is missing !\n");
 
 	ret = devm_request_threaded_irq(dev, mhu->cmb_irq, NULL,
-					mhuv3_mbx_comb_interrupt, IRQF_ONESHOT,
+					mhuv3_mbx_comb_interrupt,
+					IRQF_ONESHOT | IRQF_NO_SUSPEND,
 					"mhuv3-mbx", mhu);
 	if (ret)
 		return ret;