diff --git a/migration/postcopy-ram.c b/migration/postcopy-ram.c
index f54f44d899..41c0713650 100644
--- a/migration/postcopy-ram.c
+++ b/migration/postcopy-ram.c
@@ -1197,11 +1197,6 @@ int postcopy_ram_incoming_setup(MigrationIncomingState *mis)
     }
 
     if (migrate_postcopy_preempt()) {
-        /*
-         * The preempt channel is established in asynchronous way.  Wait
-         * for its completion.
-         */
-        qemu_sem_wait(&mis->postcopy_qemufile_dst_done);
         /*
          * This thread needs to be created after the temp pages because
          * it'll fetch RAM_CHANNEL_POSTCOPY PostcopyTmpPage immediately.
@@ -1668,6 +1663,12 @@ void *postcopy_preempt_thread(void *opaque)
 
     qemu_sem_post(&mis->thread_sync_sem);
 
+    /*
+     * The preempt channel is established in asynchronous way.  Wait
+     * for its completion.
+     */
+    qemu_sem_wait(&mis->postcopy_qemufile_dst_done);
+
     /* Sending RAM_SAVE_FLAG_EOS to terminate this thread */
     qemu_mutex_lock(&mis->postcopy_prio_thread_mutex);
     while (1) {