diff --git a/service/llm_service.go b/service/llm_service.go
index 6b31dc3..4449008 100644
--- a/service/llm_service.go
+++ b/service/llm_service.go
@@ -618,7 +618,7 @@ func (s *LLMService) TrimAudioSilence(audioData string) (string, error) {
 
 	// 优化后的静音检测参数
 	silenceThreshold := 0.01                                      // 降低静音阈值，更敏感地检测声音
-	windowSize := int(float64(fmtChunk.SampleRate) * 0.05)        // 50ms滑动窗口
+	windowSize := int(float64(fmtChunk.SampleRate) * 0.1)         // 50ms滑动窗口
 	minSilenceDuration := int(float64(fmtChunk.SampleRate) * 0.1) // 100ms最小静音持续时间
 	bufferSamples := int(float64(fmtChunk.SampleRate) * 0.1)      // 减少缓冲区到50ms