diff --git a/tests/unit/test_ingest_hevc_transcode_task.py b/tests/unit/test_ingest_hevc_transcode_task.py
index 8627a8a17..cbcb8f13a 100644
--- a/tests/unit/test_ingest_hevc_transcode_task.py
+++ b/tests/unit/test_ingest_hevc_transcode_task.py
@@ -51,7 +51,7 @@ from worker_app.tasks import ingest as ingest_mod  # noqa: E402
 
 # ── 恢复 worker_app mock，避免泄漏到其他测试文件 ──
 for _key in list(sys.modules.keys()):
-    if _key not in _SAVED_MODULES_KEYS:
+    if _key not in _SAVED_MODULES_KEYS and not _key.startswith("video_processing"):
         del sys.modules[_key]
 del _SAVED_MODULES_KEYS