diff --git a/tests/unit/test_ai_avatar_emotion_tts_lipsync.py b/tests/unit/test_ai_avatar_emotion_tts_lipsync.py
index 0da0cb187..22132f59e 100644
--- a/tests/unit/test_ai_avatar_emotion_tts_lipsync.py
+++ b/tests/unit/test_ai_avatar_emotion_tts_lipsync.py
@@ -262,8 +262,8 @@ def test_smart_cover_selects_best_frame_and_persists():
     score_patch.assert_called_once()
     # 验证使用了增大的轮询参数
     call_kwargs = mk.extract_frames.call_args
-    assert call_kwargs.kwargs.get("poll_interval") == 1.0 or call_kwargs[1].get("poll_interval") == 1.0
-    assert call_kwargs.kwargs.get("max_poll_attempts") == 15 or call_kwargs[1].get("max_poll_attempts") == 15
+    assert call_kwargs.kwargs.get("poll_interval") == 2.0 or call_kwargs[1].get("poll_interval") == 2.0
+    assert call_kwargs.kwargs.get("max_poll_attempts") == 30 or call_kwargs[1].get("max_poll_attempts") == 30
 
 
 def test_smart_cover_returns_empty_when_mediakit_unavailable():
@@ -334,8 +334,8 @@ def test_extract_frames_uses_extended_poll_params():
         cov.select_best_cover_frame("https://other/avatar.mp4", max_frames=3)
 
     call_kwargs = mk.extract_frames.call_args
-    assert call_kwargs.kwargs.get("poll_interval") == 1.0 or call_kwargs[1].get("poll_interval") == 1.0
-    assert call_kwargs.kwargs.get("max_poll_attempts") == 15 or call_kwargs[1].get("max_poll_attempts") == 15
+    assert call_kwargs.kwargs.get("poll_interval") == 2.0 or call_kwargs[1].get("poll_interval") == 2.0
+    assert call_kwargs.kwargs.get("max_poll_attempts") == 30 or call_kwargs[1].get("max_poll_attempts") == 30
     assert call_kwargs.kwargs.get("max_retries") == 1 or call_kwargs[1].get("max_retries") == 1