diff --git a/app/tool/browser_use_tool.py b/app/tool/browser_use_tool.py
index d938ff5..8ac2b01 100644
--- a/app/tool/browser_use_tool.py
+++ b/app/tool/browser_use_tool.py
@@ -15,6 +15,7 @@ from app.llm import LLM
 from app.tool.base import BaseTool, ToolResult
 from app.tool.web_search import WebSearch
 
+
 _BROWSER_DESCRIPTION = """
 Interact with a web browser to perform various actions such as navigation, element interaction, content extraction, and tab management. This tool provides a comprehensive set of browser automation capabilities: