diff --git a/main/xiaozhi-server/core/handle/helloHandle.py b/main/xiaozhi-server/core/handle/helloHandle.py
index a4220d5a..129b0aa7 100644
--- a/main/xiaozhi-server/core/handle/helloHandle.py
+++ b/main/xiaozhi-server/core/handle/helloHandle.py
@@ -1,5 +1,6 @@
 import time
 import json
+import uuid
 import random
 import asyncio
 from core.utils.dialogue import Message
@@ -105,6 +106,9 @@ async def checkWakeupWords(conn, text):
     # 播放唤醒词回复
     conn.client_abort = False
 
+    # 将唤醒词回复视为新会话，生成新的 sentence_id，确保流控器重置
+    conn.sentence_id = str(uuid.uuid4().hex)
+
     conn.logger.bind(tag=TAG).info(f"播放唤醒词回复: {response.get('text')}")
     await sendAudioMessage(conn, SentenceType.FIRST, opus_packets, response.get("text"))
     await sendAudioMessage(conn, SentenceType.LAST, [], None)
diff --git a/main/xiaozhi-server/core/handle/sendAudioHandle.py b/main/xiaozhi-server/core/handle/sendAudioHandle.py
index e60ce412..323056d1 100644
--- a/main/xiaozhi-server/core/handle/sendAudioHandle.py
+++ b/main/xiaozhi-server/core/handle/sendAudioHandle.py
@@ -148,10 +148,9 @@ def _get_or_create_rate_controller(conn, frame_duration, is_single_packet):
             or rate_controller.pending_send_task.done()
         ):
             need_reset = True
-        # 流式单包模式下, sentence_id 变化, 需要重置
+        # 当sentence_id 变化，需要重置
         elif (
-            is_single_packet
-            and getattr(conn, "audio_flow_control", {}).get("sentence_id")
+            getattr(conn, "audio_flow_control", {}).get("sentence_id")
             != conn.sentence_id
         ):
             need_reset = True