diff --git a/.github/workflows/docker-ci.yml b/.github/workflows/docker-ci.yml
index c56dbfb..002ed19 100644
--- a/.github/workflows/docker-ci.yml
+++ b/.github/workflows/docker-ci.yml
@@ -21,6 +21,7 @@ jobs:
           NEXT_PUBLIC_SUPABASE_ANON_KEY=${{ secrets.NEXT_PUBLIC_SUPABASE_ANON_KEY }}
           NEXT_PUBLIC_WEB3FORMS_ACCESS_KEY=${{ secrets.NEXT_PUBLIC_WEB3FORMS_ACCESS_KEY }}
           NEXT_PUBLIC_GA_ID=${{ secrets.NEXT_PUBLIC_GA_ID }}
+          NEXT_PUBLIC_GITHUB_LATEST_RELEASE_URL=${{ secrets.NEXT_PUBLIC_GITHUB_LATEST_RELEASE_URL }}
           EOF
 
       - name: Build Dockerfile image
@@ -55,6 +56,7 @@ jobs:
           NEXT_PUBLIC_SUPABASE_ANON_KEY=${{ secrets.NEXT_PUBLIC_SUPABASE_ANON_KEY }}
           NEXT_PUBLIC_WEB3FORMS_ACCESS_KEY=${{ secrets.NEXT_PUBLIC_WEB3FORMS_ACCESS_KEY }}
           NEXT_PUBLIC_GA_ID=${{ secrets.NEXT_PUBLIC_GA_ID }}
+          NEXT_PUBLIC_GITHUB_LATEST_RELEASE_URL=${{ secrets.NEXT_PUBLIC_GITHUB_LATEST_RELEASE_URL }}
           EOF
 
       - name: Docker Compose up
diff --git a/.github/workflows/nextjs.yml b/.github/workflows/nextjs.yml
index 270dd2d..23d09c4 100644
--- a/.github/workflows/nextjs.yml
+++ b/.github/workflows/nextjs.yml
@@ -78,6 +78,7 @@ jobs:
           NEXT_PUBLIC_SUPABASE_ANON_KEY=${{ secrets.NEXT_PUBLIC_SUPABASE_ANON_KEY }}
           NEXT_PUBLIC_WEB3FORMS_ACCESS_KEY=${{ secrets.NEXT_PUBLIC_WEB3FORMS_ACCESS_KEY }}
           NEXT_PUBLIC_GA_ID=${{ secrets.NEXT_PUBLIC_GA_ID }}
+          NEXT_PUBLIC_GITHUB_LATEST_RELEASE_URL=${{ secrets.NEXT_PUBLIC_GITHUB_LATEST_RELEASE_URL }}
           EOF
       - name: Install dependencies
         run: ${{ steps.detect-package-manager.outputs.manager }} ${{ steps.detect-package-manager.outputs.command }}
diff --git a/Dockerfile b/Dockerfile
index 9fa5aa6..d895e00 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,10 +5,12 @@ ARG NEXT_PUBLIC_SUPABASE_URL
 ARG NEXT_PUBLIC_SUPABASE_ANON_KEY
 ARG NEXT_PUBLIC_WEB3FORMS_ACCESS_KEY
 ARG NEXT_PUBLIC_GA_ID
+ARG NEXT_PUBLIC_GITHUB_LATEST_RELEASE_URL
 ENV NEXT_PUBLIC_SUPABASE_URL=$NEXT_PUBLIC_SUPABASE_URL
 ENV NEXT_PUBLIC_SUPABASE_ANON_KEY=$NEXT_PUBLIC_SUPABASE_ANON_KEY
 ENV NEXT_PUBLIC_WEB3FORMS_ACCESS_KEY=$NEXT_PUBLIC_WEB3FORMS_ACCESS_KEY
 ENV NEXT_PUBLIC_GA_ID=$NEXT_PUBLIC_GA_ID
+ENV NEXT_PUBLIC_GITHUB_LATEST_RELEASE_URL=$NEXT_PUBLIC_GITHUB_LATEST_RELEASE_URL
 COPY package*.json ./
 RUN npm install --legacy-peer-deps
 COPY . .
@@ -21,6 +23,7 @@ ENV NEXT_PUBLIC_SUPABASE_URL=$NEXT_PUBLIC_SUPABASE_URL
 ENV NEXT_PUBLIC_SUPABASE_ANON_KEY=$NEXT_PUBLIC_SUPABASE_ANON_KEY
 ENV NEXT_PUBLIC_WEB3FORMS_ACCESS_KEY=$NEXT_PUBLIC_WEB3FORMS_ACCESS_KEY
 ENV NEXT_PUBLIC_GA_ID=$NEXT_PUBLIC_GA_ID
+ENV NEXT_PUBLIC_GITHUB_LATEST_RELEASE_URL=$NEXT_PUBLIC_GITHUB_LATEST_RELEASE_URL
 COPY --from=builder /app/package.json ./
 COPY --from=builder /app/node_modules ./node_modules
 COPY --from=builder /app/.next ./.next
diff --git a/README.md b/README.md
index 5751882..86240d2 100644
--- a/README.md
+++ b/README.md
@@ -48,7 +48,8 @@
   - `NEXT_PUBLIC_Supabase_URL`：Supabase 项目 URL
   - `NEXT_PUBLIC_Supabase_ANON_KEY`：Supabase 匿名公钥
   - `NEXT_PUBLIC_WEB3FORMS_ACCESS_KEY`：Web3Forms Access Key
-  - `NEXT_PUBLIC_GA_ID`：Google Analytics Measurement ID（形如 `G-xxxx`）
+  - `NEXT_PUBLIC_GA_ID`：Google Analytics Measurement ID（如 `G-xxxx`）
+  - `NEXT_PUBLIC_GITHUB_LATEST_RELEASE_URL`：GitHub 最新 Release 接口地址，用于在页面中展示“发现新版本”提示（如：`https://api.github.com/repos/hzm0321/real-time-fund/releases/latest`）
 
 注：如不使用登录、反馈或 GA 统计功能，可不设置对应变量
 
@@ -86,7 +87,7 @@
 
 本项目已配置 GitHub Actions。每次推送到 `main` 分支时，会自动执行构建并部署到 GitHub Pages。
 如需使用 GitHub Actions 部署，请在 GitHub 项目 Settings → Secrets and variables → Actions 中创建对应的 Repository secrets（字段名称与 `.env.local` 保持一致）。
-包括：`NEXT_PUBLIC_Supabase_URL`、`NEXT_PUBLIC_Supabase_ANON_KEY`、`NEXT_PUBLIC_WEB3FORMS_ACCESS_KEY`、`NEXT_PUBLIC_GA_ID`。
+包括：`NEXT_PUBLIC_Supabase_URL`、`NEXT_PUBLIC_Supabase_ANON_KEY`、`NEXT_PUBLIC_WEB3FORMS_ACCESS_KEY`、`NEXT_PUBLIC_GA_ID`、`NEXT_PUBLIC_GITHUB_LATEST_RELEASE_URL`。
 
 若要手动构建：
 ```bash
diff --git a/app/api/fund.js b/app/api/fund.js
index b5a3155..5c572ad 100644
--- a/app/api/fund.js
+++ b/app/api/fund.js
@@ -432,7 +432,10 @@ export const fetchShanghaiIndexDate = async () => {
 };
 
 export const fetchLatestRelease = async () => {
-  const res = await fetch('https://api.github.com/repos/hzm0321/real-time-fund/releases/latest');
+  const url = process.env.NEXT_PUBLIC_GITHUB_LATEST_RELEASE_URL;
+  if (!url) return null;
+
+  const res = await fetch(url);
   if (!res.ok) return null;
   const data = await res.json();
   return {
diff --git a/app/page.jsx b/app/page.jsx
index c95b488..0b86195 100644
--- a/app/page.jsx
+++ b/app/page.jsx
@@ -460,6 +460,9 @@ export default function HomePage() {
   const [isSyncing, setIsSyncing] = useState(false);
 
   useEffect(() => {
+    // 未配置 GitHub 最新版本接口地址时，不进行更新检查
+    if (!process.env.NEXT_PUBLIC_GITHUB_LATEST_RELEASE_URL) return;
+
     const checkUpdate = async () => {
       try {
         const data = await fetchLatestRelease();
diff --git a/docker-compose.yml b/docker-compose.yml
index 7f32a7c..df99c56 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -7,6 +7,7 @@ services:
         NEXT_PUBLIC_SUPABASE_ANON_KEY: ${NEXT_PUBLIC_SUPABASE_ANON_KEY}
         NEXT_PUBLIC_WEB3FORMS_ACCESS_KEY: ${NEXT_PUBLIC_WEB3FORMS_ACCESS_KEY}
         NEXT_PUBLIC_GA_ID: ${NEXT_PUBLIC_GA_ID}
+        NEXT_PUBLIC_GITHUB_LATEST_RELEASE_URL: ${NEXT_PUBLIC_GITHUB_LATEST_RELEASE_URL}
 
     ports:
       - "3000:3000"
diff --git a/env.example b/env.example
index e515a53..10ea902 100644
--- a/env.example
+++ b/env.example
@@ -13,4 +13,10 @@ NEXT_PUBLIC_WEB3FORMS_ACCESS_KEY=your_web3forms_access_key
 # 从 Google Analytics 中获取这些值 https://analytics.google.com/analytics/web/
 NEXT_PUBLIC_GA_ID=G-xxxxxxxxxx
 
+# GitHub Release 检查配置
+# 若需要在页面中展示「发现新版本」更新提示，请配置为对应仓库的最新 Release 接口地址
+# 例如本仓库默认值：
+# https://api.github.com/repos/hzm0321/real-time-fund/releases/latest
+NEXT_PUBLIC_GITHUB_LATEST_RELEASE_URL=
+
 # 如果要用 Github Actions 部署，需要在 Github 项目 Settings → secrets and actions → Actions → 创建 Repository secrets