diff --git a/nonebot_plugin_marshoai/handler.py b/nonebot_plugin_marshoai/handler.py
index bd80baf..4949785 100644
--- a/nonebot_plugin_marshoai/handler.py
+++ b/nonebot_plugin_marshoai/handler.py
@@ -103,7 +103,7 @@ class MarshoHandler:
         处理单条聊天
         """
 
-        context_msg = get_prompt(model_name) + (
+        context_msg = await get_prompt(model_name) + (
             self.context.build(self.target.id, self.target.private)
         )
         response = await make_chat_openai(
diff --git a/nonebot_plugin_marshoai/marsho.py b/nonebot_plugin_marshoai/marsho.py
index 47c70aa..1944b25 100644
--- a/nonebot_plugin_marshoai/marsho.py
+++ b/nonebot_plugin_marshoai/marsho.py
@@ -288,7 +288,7 @@ with contextlib.suppress(ImportError):  # 优化先不做（）
                 response = await make_chat_openai(
                     client=client,
                     model_name=model_name,
-                    msg=get_prompt(model_name)
+                    msg=await get_prompt(model_name)
                     + [
                         UserMessage(
                             content=f"*{user_nickname}{config.marshoai_poke_suffix}"
diff --git a/nonebot_plugin_marshoai/util.py b/nonebot_plugin_marshoai/util.py
index 7efa812..4f3d7ac 100755
--- a/nonebot_plugin_marshoai/util.py
+++ b/nonebot_plugin_marshoai/util.py
@@ -136,15 +136,15 @@ async def make_chat_openai(
 
 
 @from_cache("praises")
-def get_praises():
+async def get_praises():
     praises_file = store.get_plugin_data_file(
         "praises.json"
     )  # 夸赞名单文件使用localstore存储
     if not praises_file.exists():
-        with open(praises_file, "w", encoding="utf-8") as f:
+        async with aiofiles.open(praises_file, "w", encoding="utf-8") as f:
             json.dump(_praises_init_data, f, ensure_ascii=False, indent=4)
-    with open(praises_file, "r", encoding="utf-8") as f:
-        data = json.load(f)
+    async with aiofiles.open(praises_file, "r", encoding="utf-8") as f:
+        data = json.loads(await f.read())
     praises_json = data
     return praises_json
 
@@ -160,8 +160,8 @@ async def refresh_praises_json():
     return data
 
 
-def build_praises() -> str:
-    praises = get_praises()
+async def build_praises() -> str:
+    praises = await get_praises()
     result = ["你喜欢以下几个人物，他们有各自的优点："]
     for item in praises["like"]:
         result.append(f"名字：{item['name']}，优点：{item['advantages']}")
@@ -237,11 +237,11 @@ async def refresh_nickname_json():
         logger.error("刷新 nickname_json 表错误：无法载入 nickname.json 文件")
 
 
-def get_prompt(model: str) -> List[Dict[str, Any]]:
+async def get_prompt(model: str) -> List[Dict[str, Any]]:
     """获取系统提示词"""
     prompts = config.marshoai_additional_prompt
     if config.marshoai_enable_praises:
-        praises_prompt = build_praises()
+        praises_prompt = await build_praises()
         prompts += praises_prompt
 
     if config.marshoai_enable_time_prompt: