diff --git a/web/html/xui/common_sider.html b/web/html/xui/common_sider.html
index 3de4d0f2..278dc4e5 100644
--- a/web/html/xui/common_sider.html
+++ b/web/html/xui/common_sider.html
@@ -66,7 +66,7 @@
     const siderDrawer = {
         visible: false,
         collapsed: false,
-        isDarkTheme: localStorage.getItem("dark-mode") === 'true' ? true : false,
+        isDarkTheme: localStorage.getItem("dark-mode") === 'false' ? false : true,
         show() {
             this.visible = true;
         },