diff --git a/block/backup.c b/block/backup.c
index 6ae8a05..e12b3b1 100644
--- a/block/backup.c
+++ b/block/backup.c
@@ -272,9 +272,9 @@ static void coroutine_fn backup_run(void *opaque)
                 uint64_t delay_ns = ratelimit_calculate_delay(
                         &job->limit, job->sectors_read);
                 job->sectors_read = 0;
-                block_job_sleep_ns(&job->common, rt_clock, delay_ns);
+                block_job_sleep_ns(&job->common, QEMU_CLOCK_REALTIME, delay_ns);
             } else {
-                block_job_sleep_ns(&job->common, rt_clock, 0);
+                block_job_sleep_ns(&job->common, QEMU_CLOCK_REALTIME, 0);
             }
 
             if (block_job_is_cancelled(&job->common)) {
diff --git a/block/commit.c b/block/commit.c
index 2227fc2..51a1ab3 100644
--- a/block/commit.c
+++ b/block/commit.c
@@ -103,7 +103,7 @@ wait:
         /* Note that even when no rate limit is applied we need to yield
          * with no pending I/O here so that bdrv_drain_all() returns.
          */
-        block_job_sleep_ns(&s->common, rt_clock, delay_ns);
+        block_job_sleep_ns(&s->common, QEMU_CLOCK_REALTIME, delay_ns);
         if (block_job_is_cancelled(&s->common)) {
             break;
         }
diff --git a/block/mirror.c b/block/mirror.c
index bed4a7e..ead567e 100644
--- a/block/mirror.c
+++ b/block/mirror.c
@@ -439,13 +439,13 @@ static void coroutine_fn mirror_run(void *opaque)
                 delay_ns = 0;
             }
 
-            block_job_sleep_ns(&s->common, rt_clock, delay_ns);
+            block_job_sleep_ns(&s->common, QEMU_CLOCK_REALTIME, delay_ns);
             if (block_job_is_cancelled(&s->common)) {
                 break;
             }
         } else if (!should_complete) {
             delay_ns = (s->in_flight == 0 && cnt == 0 ? SLICE_TIME : 0);
-            block_job_sleep_ns(&s->common, rt_clock, delay_ns);
+            block_job_sleep_ns(&s->common, QEMU_CLOCK_REALTIME, delay_ns);
         } else if (cnt == 0) {
             /* The two disks are in sync.  Exit and report successful
              * completion.
diff --git a/block/stream.c b/block/stream.c
index 7fe9e48..0ef1b9d 100644
--- a/block/stream.c
+++ b/block/stream.c
@@ -110,7 +110,7 @@ wait:
         /* Note that even when no rate limit is applied we need to yield
          * with no pending I/O here so that bdrv_drain_all() returns.
          */
-        block_job_sleep_ns(&s->common, rt_clock, delay_ns);
+        block_job_sleep_ns(&s->common, QEMU_CLOCK_REALTIME, delay_ns);
         if (block_job_is_cancelled(&s->common)) {
             break;
         }
diff --git a/blockjob.c b/blockjob.c
index ca80df1..7edc945 100644
--- a/blockjob.c
+++ b/blockjob.c
@@ -187,7 +187,7 @@ int block_job_cancel_sync(BlockJob *job)
     return (data.cancelled && data.ret == 0) ? -ECANCELED : data.ret;
 }
 
-void block_job_sleep_ns(BlockJob *job, QEMUClock *clock, int64_t ns)
+void block_job_sleep_ns(BlockJob *job, QEMUClockType type, int64_t ns)
 {
     assert(job->busy);
 
@@ -200,7 +200,7 @@ void block_job_sleep_ns(BlockJob *job, QEMUClock *clock, int64_t ns)
     if (block_job_is_paused(job)) {
         qemu_coroutine_yield();
     } else {
-        co_sleep_ns(clock, ns);
+        co_sleep_ns(type, ns);
     }
     job->busy = true;
 }
diff --git a/include/block/blockjob.h b/include/block/blockjob.h
index c290d07..d530409 100644
--- a/include/block/blockjob.h
+++ b/include/block/blockjob.h
@@ -141,7 +141,7 @@ void *block_job_create(const BlockJobType *job_type, BlockDriverState *bs,
  * Put the job to sleep (assuming that it wasn't canceled) for @ns
  * nanoseconds.  Canceling the job will interrupt the wait immediately.
  */
-void block_job_sleep_ns(BlockJob *job, QEMUClock *clock, int64_t ns);
+void block_job_sleep_ns(BlockJob *job, QEMUClockType type, int64_t ns);
 
 /**
  * block_job_completed:
diff --git a/include/block/coroutine.h b/include/block/coroutine.h
index 9197bfb..a4d4055 100644
--- a/include/block/coroutine.h
+++ b/include/block/coroutine.h
@@ -214,7 +214,7 @@ void qemu_co_rwlock_unlock(CoRwlock *lock);
  * Note this function uses timers and hence only works when a main loop is in
  * use.  See main-loop.h and do not use from qemu-tool programs.
  */
-void coroutine_fn co_sleep_ns(QEMUClock *clock, int64_t ns);
+void coroutine_fn co_sleep_ns(QEMUClockType type, int64_t ns);
 
 /**
  * Yield until a file descriptor becomes readable
diff --git a/qemu-coroutine-sleep.c b/qemu-coroutine-sleep.c
index 169ce5c..f6db978 100644
--- a/qemu-coroutine-sleep.c
+++ b/qemu-coroutine-sleep.c
@@ -26,14 +26,14 @@ static void co_sleep_cb(void *opaque)
     qemu_coroutine_enter(sleep_cb->co, NULL);
 }
 
-void coroutine_fn co_sleep_ns(QEMUClock *clock, int64_t ns)
+void coroutine_fn co_sleep_ns(QEMUClockType type, int64_t ns)
 {
     CoSleepCB sleep_cb = {
         .co = qemu_coroutine_self(),
     };
-    sleep_cb.ts = qemu_new_timer(clock, SCALE_NS, co_sleep_cb, &sleep_cb);
-    qemu_mod_timer(sleep_cb.ts, qemu_get_clock_ns(clock) + ns);
+    sleep_cb.ts = timer_new(type, SCALE_NS, co_sleep_cb, &sleep_cb);
+    timer_mod(sleep_cb.ts, qemu_clock_get_ns(type) + ns);
     qemu_coroutine_yield();
-    qemu_del_timer(sleep_cb.ts);
-    qemu_free_timer(sleep_cb.ts);
+    timer_del(sleep_cb.ts);
+    timer_free(sleep_cb.ts);
 }
