diff --git a/vllm_mindspore/__init__.py b/vllm_mindspore/__init__.py
index a63a06a74caa6581e5483e6b7390e89f8996ebe5..a4e049379155f7960aad8dc2644930cb4bcc9d1b 100644
--- a/vllm_mindspore/__init__.py
+++ b/vllm_mindspore/__init__.py
@@ -464,13 +464,6 @@ import vllm.engine.multiprocessing.engine
 
 vllm.engine.multiprocessing.engine.MQLLMEngine.cleanup = cleanup
 
-from vllm.entrypoints.openai.serving_chat import OpenAIServingChat
-from vllm_mindspore.entrypoints.openai.serving_chat import (
-    chat_completion_stream_generator, )
-
-OpenAIServingChat.chat_completion_stream_generator = (
-    chat_completion_stream_generator)
-
 from vllm_mindspore.entrypoints.openai.tool_parsers import (
     deepseekv3_tool_parser, )
 
diff --git a/vllm_mindspore/worker/profile.py b/vllm_mindspore/worker/profile.py
index c99059db5265d248837798caf4ff9f509844dc0d..0a35f81ba15f4c5bc54edfb843b3d977b8c3e570 100644
--- a/vllm_mindspore/worker/profile.py
+++ b/vllm_mindspore/worker/profile.py
@@ -54,6 +54,15 @@ class AdapterProfiler:
         path = ProfilerContext().ascend_ms_dir
         shell_analyse(path)
 
+    def key_averages(self):
+
+        class _inner:
+
+            def table(self, sort_by=None):
+                return ""
+
+        return _inner()
+
 
 def wrapper_worker_init(fun):