diff --git a/Update.json b/Update.json
index 8674920b..09973f9b 100644
--- a/Update.json
+++ b/Update.json
@@ -2947,6 +2947,28 @@
                 }
             ],
             "Notes": "No release notes were provided for this release."
+        },
+        "2.0.0": {
+            "UpdateDate": 1754724044036,
+            "Prerelease": true,
+            "UpdateContents": [
+                {
+                    "PR": 826,
+                    "Description": "修复更新"
+                }
+            ],
+            "Notes": "No release notes were provided for this release."
+        },
+        "2.1.0": {
+            "UpdateDate": 1754724455081,
+            "Prerelease": false,
+            "UpdateContents": [
+                {
+                    "PR": 826,
+                    "Description": "修复更新"
+                }
+            ],
+            "Notes": "No release notes were provided for this release."
         }
     }
 }
\ No newline at end of file
diff --git a/XMOJ.user.js b/XMOJ.user.js
index 821a3aa6..f8c3a504 100644
--- a/XMOJ.user.js
+++ b/XMOJ.user.js
@@ -1,6 +1,6 @@
 // ==UserScript==
 // @name         XMOJ
-// @version      1.10.0
+// @version      2.1.0
 // @description  XMOJ增强脚本
 // @author       @XMOJ-Script-dev, @langningchen and the community
 // @namespace    https://github/langningchen
@@ -39,7 +39,7 @@
  */
 
 const CaptchaSiteKey = "0x4AAAAAAALBT58IhyDViNmv";
-const AdminUserList = ["zhuchenrui2", "shanwenxiao", "admin"];
+const AdminUserList = ["zhuchenrui2", "shanwenxiao", "chenlangning", "admin"];
 
 let escapeHTML = (str) => {
     return str.replace(/[&<>"']/g, function (match) {
@@ -107,6 +107,24 @@ let GetRelativeTime = (Input) => {
         }
     }
 };
+
+function compareVersions(currVer, remoteVer) {
+    const currParts = currVer.split('.').map(Number);
+    const remoteParts = remoteVer.split('.').map(Number);
+
+    const maxLen = Math.max(currParts.length, remoteParts.length);
+    for (let i = 0; i < maxLen; i++) {
+        const curr = currParts[i] !== undefined ? currParts[i] : 0;
+        const remote = remoteParts[i] !== undefined ? remoteParts[i] : 0;
+        if (remote > curr) {
+            return true; // update needed
+        } else if (remote < curr) {
+            return false; // no update needed
+        }
+    }
+    return false; // versions are equal
+}
+
 let RenderMathJax = async () => {
     try {
         if (document.getElementById("MathJax-script") === null) {
@@ -270,9 +288,6 @@ let GetUsernameHTML = async (Element, Username, Simple = false, Href = "https://
             if (AdminUserList.includes(Username)) {
                 HTMLData += `<span class="badge text-bg-danger ms-2">脚本管理员</span>`;
             }
-            if (Username == "chenlangning") {
-                HTMLData += `<span class="badge ms-2" style="background-color: #6633cc; color: #ffffff">吉祥物</span>`;
-            }
             let BadgeInfo = await GetUserBadge(Username);
             if (BadgeInfo.Content != "") {
                 HTMLData += `<span class="badge ms-2" style="background-color: ${BadgeInfo.BackgroundColor}; color: ${BadgeInfo.Color}">${BadgeInfo.Content}</span>`;
@@ -1031,7 +1046,7 @@ async function main() {
                                 break;
                             }
                         }
-                        if (CurrentVersion < LatestVersion) {
+                        if (compareVersions(CurrentVersion, LatestVersion)) {
                             let UpdateDiv = document.createElement("div");
                             UpdateDiv.innerHTML = `
                             <div class="alert alert-warning alert-dismissible fade show mt-2" role="alert">
diff --git a/package.json b/package.json
index a18618f9..d753282c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "xmoj-script",
-  "version": "1.10.0",
+  "version": "2.1.0",
   "description": "an improvement script for xmoj.tech",
   "main": "AddonScript.js",
   "scripts": {