diff --git a/apps/worker/video_processing/speed_engine.py b/apps/worker/video_processing/speed_engine.py
index dcbd4e68d..2a7b1684a 100755
--- a/apps/worker/video_processing/speed_engine.py
+++ b/apps/worker/video_processing/speed_engine.py
@@ -19,6 +19,8 @@ from packages.domain.speed_config import (
     _split_atempo_stages,
 )
 from packages.domain.speed_config import adjust_duration as _adjust_duration_base  # noqa: F401 — 向后兼容
+from packages.domain.speed_config import MAX_SPEED  # noqa: F401 — 向后兼容
+from packages.domain.speed_config import MIN_SPEED  # noqa: F401 — 向后兼容
 from packages.domain.speed_config import build_audio_filter as _build_audio_filter_base
 from packages.domain.speed_config import build_video_filter as _build_video_filter_base
 from packages.domain.speed_config import resolve_clip_speed as _resolve_clip_speed_base