diff --git a/.env b/.env
index 55dbc16..0ed107c 100644
--- a/.env
+++ b/.env
@@ -13,3 +13,6 @@ AI_MODEL=GLM-4.7-Flash
 # 版本更新配置
 # 在 OneDev 中创建 Access Token (Settings → Access Tokens → New Token, scope: Read code)
 ONEDEV_ACCESS_TOKEN=Gtn1krR7tmv4x2c7xLupvW6OqgwWbmanpKonknpQ
+REGISTRY_IMAGE=recipe_tool:latest
+REPOSITORY_URL=https://git.hanhan.ltd/recipe_tool
+
diff --git a/docker-compose.yml b/docker-compose.yml
index 881309a..eed2f6d 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -20,4 +20,6 @@ services:
       - AI_BASE_URL=${AI_BASE_URL:-https://api.openai.com/v1}
       - AI_MODEL=${AI_MODEL:-gpt-3.5-turbo}
       - ONEDEV_ACCESS_TOKEN=${ONEDEV_ACCESS_TOKEN}
+      - REGISTRY_IMAGE=${REGISTRY_IMAGE:-recipe_tool:latest}
+      - REPOSITORY_URL=${REPOSITORY_URL:-https://git.hanhan.ltd/recipe_tool}
       - GIT_REMOTE_URL=https://git.hanhan.ltd/recipe_tool.git
diff --git a/lib/update.ts b/lib/update.ts
index 674d9a3..1e500c7 100644
--- a/lib/update.ts
+++ b/lib/update.ts
@@ -333,16 +333,24 @@ async function checkDockerAvailable(): Promise<{ ok: boolean; message: string }>
  * 执行 Docker 容器更新
  * @param onLog 日志回调
  */
-const REGISTRY_IMAGE = "git.hanhan.ltd/recipe_tool/recipe_tool:latest";
-
 export async function executeUpdate(
   onLog: LogCallback = noopLog
 ): Promise<{ success: boolean; message: string }> {
   const cwd = process.cwd(); // /app（容器内工作目录，含 docker-compose.yml）
   const token = process.env.ONEDEV_ACCESS_TOKEN || "";
+  const repoUrl = process.env.REPOSITORY_URL || "https://git.hanhan.ltd/recipe_tool";
+  const registryImage = process.env.REGISTRY_IMAGE || "recipe_tool:latest";
+
+  // 从 REPOSITORY_URL 提取 registry host 和 project path 以拼出完整镜像地址
+  // 例如: https://git.hanhan.ltd/recipe_tool → host=git.hanhan.ltd, path=recipe_tool
+  //       完整镜像: git.hanhan.ltd/recipe_tool/recipe_tool:latest
+  const repoUrlObj = new URL(repoUrl);
+  const registryHost = repoUrlObj.host;
+  const projectPath = repoUrlObj.pathname.replace(/^\/|\/$/g, "");
+  const fullImage = `${registryHost}/${projectPath}/${registryImage}`;
 
   consoleLog("执行", "=== 开始执行更新 ===");
-  consoleLog("执行", `工作目录: ${cwd}, 镜像: ${REGISTRY_IMAGE}`);
+  consoleLog("执行", `工作目录: ${cwd}, 镜像: ${fullImage}`);
 
   const logLine = (line: string) => onLog(line);
 
@@ -366,7 +374,7 @@ export async function executeUpdate(
     if (token) {
       await execAsync(
         "sh",
-        ["-c", `echo "${token}" | docker login git.hanhan.ltd -u access-token --password-stdin`],
+        ["-c", `echo "${token}" | docker login ${registryHost} -u access-token --password-stdin`],
         "docker-login",
         { timeout: 15000, onLine: logLine }
       );
@@ -377,7 +385,7 @@ export async function executeUpdate(
 
     onLog("[1/4] 拉取新镜像");
     consoleLog("执行", "步骤 1/4 — 拉取镜像");
-    await execAsync("docker", ["pull", REGISTRY_IMAGE], "docker-pull", {
+    await execAsync("docker", ["pull", fullImage], "docker-pull", {
       timeout: 300000,
       onLine: logLine,
     });
@@ -396,6 +404,8 @@ export async function executeUpdate(
       `AI_BASE_URL=${process.env.AI_BASE_URL || "https://api.openai.com/v1"}`,
       `AI_MODEL=${process.env.AI_MODEL || "gpt-3.5-turbo"}`,
       `ONEDEV_ACCESS_TOKEN=${token}`,
+      `REGISTRY_IMAGE=${registryImage}`,
+      `REPOSITORY_URL=${repoUrl}`,
       `GIT_REMOTE_URL=${process.env.GIT_REMOTE_URL || "https://git.hanhan.ltd/recipe_tool.git"}`,
     ].join("\n");
     fs.writeFileSync(path.join(cwd, ".env"), envContent, "utf-8");