diff --git a/frontend/src/pages/Layout/Sidebar.tsx b/frontend/src/pages/Layout/Sidebar.tsx
index 06a5da3..a0146b8 100644
--- a/frontend/src/pages/Layout/Sidebar.tsx
+++ b/frontend/src/pages/Layout/Sidebar.tsx
@@ -74,8 +74,7 @@ const AsiderAndHeaderLayout = () => {
       <div className="flex items-center justify-between p-4 border-b border-gray-200">
         {sidebarOpen && (
           <NavLink to="/" className="flex items-center gap-2 cursor-pointer">
-            <img src="/assets/logo.png" alt="logo" className="h-8 w-24" />
-            <span className="text-lg font-bold text-gray-900">知识应用<br/>管理系统</span>
+            <img src="/assets/logo.png" alt="logo" className="h-12 w-40" />
           </NavLink>
         )}
         <span