diff --git a/backend/app/utils/toolkit/notion_mcp_toolkit.py b/backend/app/utils/toolkit/notion_mcp_toolkit.py
index 02eb68472..735193083 100644
--- a/backend/app/utils/toolkit/notion_mcp_toolkit.py
+++ b/backend/app/utils/toolkit/notion_mcp_toolkit.py
@@ -1,9 +1,30 @@
 import os
+from typing import Any, Dict, List
+from loguru import logger
 from camel.toolkits import FunctionTool
 from app.component.environment import env
 from app.utils.toolkit.abstract_toolkit import AbstractToolkit
 from camel.toolkits.mcp_toolkit import MCPToolkit
 
+def _customize_function_parameters(schema: Dict[str, Any]) -> None:
+        r"""Customize function parameters for specific functions.
+
+        This method allows modifying parameter descriptions or other schema
+        attributes for specific functions.
+        """
+        function_info = schema.get("function", {})
+        function_name = function_info.get("name", "")
+        parameters = function_info.get("parameters", {})
+        properties = parameters.get("properties", {})
+        required = parameters.get("required", [])
+        
+        # Modify the notion-create-pages function to make parent optional
+        if function_name == "notion-create-pages":
+            required.remove("parent")
+            parameters["required"] = required
+            if "parent" in properties:
+                # Update the parent parameter description
+                properties["parent"]["description"] = "Optional. " + properties["parent"]["description"]
 
 class NotionMCPToolkit(MCPToolkit, AbstractToolkit):
 
@@ -31,7 +52,7 @@ class NotionMCPToolkit(MCPToolkit, AbstractToolkit):
                 }
             }
         }
-        super().__init__(config_dict=config_dict, timeout=timeout)
+        super().__init__(config_dict=config_dict, timeout=timeout)    
 
     @classmethod
     async def get_can_use_tools(cls, api_task_id: str) -> list[FunctionTool]:
@@ -41,6 +62,12 @@ class NotionMCPToolkit(MCPToolkit, AbstractToolkit):
             await toolkit.connect()
             # Use subclass implementation that inlines upstream processing
             all_tools = toolkit.get_tools()
+            tool_schema = [
+                item.get_openai_tool_schema() for item in all_tools
+            ]
+            #adjust tool schema
+            for item in tool_schema:
+                _customize_function_parameters(item)
             for item in all_tools:
                 setattr(item, "_toolkit_name", cls.__name__)
                 tools.append(item)