diff --git a/engine/services/siliconflow_tts.py b/engine/services/siliconflow_tts.py
index 3974015..2d3fd7c 100644
--- a/engine/services/siliconflow_tts.py
+++ b/engine/services/siliconflow_tts.py
@@ -203,7 +203,7 @@ 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