diff --git a/apps/worker/video_processing/unified_render_service.py b/apps/worker/video_processing/unified_render_service.py
index 58723181c..edd024181 100755
--- a/apps/worker/video_processing/unified_render_service.py
+++ b/apps/worker/video_processing/unified_render_service.py
@@ -28,13 +28,6 @@ from dataclasses import dataclass, field
 from pathlib import Path
 from typing import Any
 
-from packages.domain.render_layer_utils import LAYER_Z_INDEX as _IMPORTED_LAYER_Z_INDEX
-from packages.domain.render_layer_utils import clip_adjusted_duration as _clip_adjusted_duration_pure
-from packages.domain.render_layer_utils import clip_effective_duration as _clip_effective_duration_pure
-from packages.domain.render_layer_utils import clip_playback_speed as _clip_playback_speed_pure
-from packages.domain.render_layer_utils import estimate_total_duration as _estimate_total_duration_pure
-from packages.domain.render_layer_utils import resolve_layer_role as _resolve_layer_role_pure
-from packages.domain.tts_config import TtsConfig
 from video_processing.color_grade_engine import ColorGradeConfig, ColorGradeEngine
 from video_processing.ffmpeg_utils import (
     DEFAULT_FPS,
@@ -63,6 +56,14 @@ from video_processing.trim_engine import (
 from video_processing.tts_engine import TtsEngine
 from video_processing.watermark_engine import WatermarkConfig, WatermarkEngine
 
+from packages.domain.render_layer_utils import LAYER_Z_INDEX as _IMPORTED_LAYER_Z_INDEX
+from packages.domain.render_layer_utils import clip_adjusted_duration as _clip_adjusted_duration_pure
+from packages.domain.render_layer_utils import clip_effective_duration as _clip_effective_duration_pure
+from packages.domain.render_layer_utils import clip_playback_speed as _clip_playback_speed_pure
+from packages.domain.render_layer_utils import estimate_total_duration as _estimate_total_duration_pure
+from packages.domain.render_layer_utils import resolve_layer_role as _resolve_layer_role_pure
+from packages.domain.tts_config import TtsConfig
+
 logger = logging.getLogger(__name__)