diff --git a/.devops/deployer.py b/.devops/deployer.py
index 48a21bc..5525805 100644
--- a/.devops/deployer.py
+++ b/.devops/deployer.py
@@ -117,14 +117,36 @@ class Deployer:
             if not self.run_command("git pull", cwd=repo_path):
                 return False
 
-            # 更新所有子模块
+            # 初始化子模块（如果还没初始化）
             if not self.run_command("git submodule update --init --recursive", cwd=repo_path):
                 return False
 
+            # 更新所有子模块到各自配置的分支
+            self.logger.info("更新所有子模块到最新代码...")
+            if not self.update_all_submodules(repo_path):
+                return False
+
             self.logger.info("主仓库更新成功")
 
         return True
 
+    def update_all_submodules(self, repo_path):
+        """更新所有子模块到各自配置的分支"""
+        # 遍历所有配置的仓库，更新子模块到对应分支
+        for repo_config in self.config['repositories']:
+            branch = repo_config['branch']
+            submodule_path = repo_config['path']
+
+            self.logger.info(f"更新子模块 {repo_config['name']} 到分支 {branch}")
+
+            # 构建命令：进入子模块，切换分支并拉取
+            cmd = f"cd {submodule_path} && git checkout {branch} && git pull origin {branch}"
+            if not self.run_command(cmd, cwd=repo_path, timeout=300):
+                self.logger.warning(f"子模块 {repo_config['name']} 更新失败，继续处理其他子模块")
+                continue
+
+        return True
+
     def update_submodule(self, repo_config):
         """更新指定的子模块"""
         repo_path = self.runtime_path / 'a-cloud-all'