diff --git a/sys/kern/uipc_mqueue.c b/sys/kern/uipc_mqueue.c
index 0e38e31b8b85..bb3812cb57f0 100644
--- a/sys/kern/uipc_mqueue.c
+++ b/sys/kern/uipc_mqueue.c
@@ -1643,7 +1643,7 @@ _mqueue_send(struct mqueue *mq, struct mqueue_msg *msg, int timo)
 		}
 		mq->mq_senders++;
 		error = msleep(&mq->mq_senders, &mq->mq_mutex,
-			    PSOCK | PCATCH, "mqsend", timo);
+			    curthread->td_priority | PCATCH, "mqsend", timo);
 		mq->mq_senders--;
 		if (error == EAGAIN)
 			error = ETIMEDOUT;
@@ -1795,7 +1795,7 @@ _mqueue_recv(struct mqueue *mq, struct mqueue_msg **msg, int timo)
 		}
 		mq->mq_receivers++;
 		error = msleep(&mq->mq_receivers, &mq->mq_mutex,
-			    PSOCK | PCATCH, "mqrecv", timo);
+			    curthread->td_priority | PCATCH, "mqrecv", timo);
 		mq->mq_receivers--;
 		if (error == EAGAIN)
 			error = ETIMEDOUT;