diff --git a/engine/services/siliconflow_tts.py b/engine/services/siliconflow_tts.py
index 38987f0..cf3b74c 100644
--- a/engine/services/siliconflow_tts.py
+++ b/engine/services/siliconflow_tts.py
@@ -182,7 +182,7 @@ class StreamingTTSAdapter:
     """
     
     # Sentence delimiters
-    SENTENCE_ENDS = {'.', '!', '?', '。', '！', '？', '；', '\n'}
+    SENTENCE_ENDS = {'。', '！', '？', '\n'}
     
     def __init__(self, tts_service: BaseTTSService, transport, session_id: str):
         self.tts_service = tts_service