diff --git a/src/Disks/IDisk.cpp b/src/Disks/IDisk.cpp
index 14d5f94ef46..0f17aabd210 100644
--- a/src/Disks/IDisk.cpp
+++ b/src/Disks/IDisk.cpp
@@ -151,17 +151,19 @@ void IDisk::copyThroughBuffers(
 {
     ResultsCollector results;
 
+    SCOPE_EXIT_SAFE(
+        for (auto & result : results)
+            result.wait();
+        for (auto & result : results)
+            result.get();  /// May rethrow an exception
+    );
+
     /// Disable parallel write. We already copy in parallel.
     /// Avoid high memory usage. See test_s3_zero_copy_ttl/test.py::test_move_and_s3_memory_usage
     write_settings.s3_allow_parallel_part_upload = false;
     write_settings.azure_allow_parallel_part_upload = false;
 
     asyncCopy(*this, from_path, *to_disk, to_path, copying_thread_pool, results, copy_root_dir, read_settings, write_settings, cancellation_hook);
-
-    for (auto & result : results)
-        result.wait();
-    for (auto & result : results)
-        result.get();  /// May rethrow an exception
 }