diff --git a/io_uring/wait.c b/io_uring/wait.c
index b7a0292767c7..fb1c082993a7 100644
--- a/io_uring/wait.c
+++ b/io_uring/wait.c
@@ -3,6 +3,7 @@
  * Waiting for completion events
  */
 #include <linux/kernel.h>
+#include <linux/sched/rt.h>
 #include <linux/sched/signal.h>
 #include <linux/io_uring.h>
 #include <linux/time_namespace.h>
@@ -120,23 +121,32 @@ static enum hrtimer_restart io_cqring_min_timer_wakeup(struct hrtimer *timer)
 	return io_cqring_timer_wakeup(timer);
 }
 
+/* Same policy as for hrtimer sleepers, see __hrtimer_setup_sleeper(). */
+static enum hrtimer_mode io_cqring_timer_mode(void)
+{
+	if (IS_ENABLED(CONFIG_PREEMPT_RT) && rt_or_dl_task_policy(current))
+		return HRTIMER_MODE_ABS_HARD;
+	return HRTIMER_MODE_ABS;
+}
+
 static int io_cqring_schedule_timeout(struct io_wait_queue *iowq,
 				      clockid_t clock_id, ktime_t start_time)
 {
+	enum hrtimer_mode mode = io_cqring_timer_mode();
 	ktime_t timeout;
 
 	if (iowq->min_timeout) {
 		timeout = ktime_add_ns(iowq->min_timeout, start_time);
 		hrtimer_setup_on_stack(&iowq->t, io_cqring_min_timer_wakeup, clock_id,
-				       HRTIMER_MODE_ABS);
+				       mode);
 	} else {
 		timeout = iowq->timeout;
 		hrtimer_setup_on_stack(&iowq->t, io_cqring_timer_wakeup, clock_id,
-				       HRTIMER_MODE_ABS);
+				       mode);
 	}
 
 	hrtimer_set_expires_range_ns(&iowq->t, timeout, 0);
-	hrtimer_start_expires(&iowq->t, HRTIMER_MODE_ABS);
+	hrtimer_start_expires(&iowq->t, mode);
 
 	if (!READ_ONCE(iowq->hit_timeout))
 		schedule();