diff --git a/migration/migration.c b/migration/migration.c
index 9367bb2afc..abcadbb619 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -2692,7 +2692,8 @@ static void migration_update_counters(MigrationState *s,
      */
     if (stat64_get(&ram_counters.dirty_pages_rate) &&
         transferred > 10000) {
-        s->expected_downtime = ram_counters.remaining / bandwidth;
+        s->expected_downtime =
+            stat64_get(&ram_counters.dirty_bytes_last_sync) / bandwidth;
     }
 
     qemu_file_reset_rate_limit(s->to_dst_file);
diff --git a/migration/ram.c b/migration/ram.c
index 5846f6e27f..89be3e3320 100644
--- a/migration/ram.c
+++ b/migration/ram.c
@@ -1224,7 +1224,7 @@ static void migration_bitmap_sync(RAMState *rs)
         RAMBLOCK_FOREACH_NOT_IGNORED(block) {
             ramblock_sync_dirty_bitmap(rs, block);
         }
-        ram_counters.remaining = ram_bytes_remaining();
+        stat64_set(&ram_counters.dirty_bytes_last_sync, ram_bytes_remaining());
     }
     qemu_mutex_unlock(&rs->bitmap_mutex);
 
diff --git a/migration/ram.h b/migration/ram.h
index f189cc79f8..04b05e1b2c 100644
--- a/migration/ram.h
+++ b/migration/ram.h
@@ -41,6 +41,7 @@
  * one thread).
  */
 typedef struct {
+    Stat64 dirty_bytes_last_sync;
     Stat64 dirty_pages_rate;
     Stat64 dirty_sync_count;
     Stat64 dirty_sync_missed_zero_copy;
@@ -51,7 +52,6 @@ typedef struct {
     Stat64 postcopy_bytes;
     Stat64 postcopy_requests;
     Stat64 precopy_bytes;
-    int64_t remaining;
     Stat64 transferred;
 } RAMStats;