diff --git a/config/framework/base_config.yaml.example b/config/framework/base_config.yaml.example
index 7a92c0f..52b7419 100644
--- a/config/framework/base_config.yaml.example
+++ b/config/framework/base_config.yaml.example
@@ -1,7 +1,6 @@
 framework:
   debug: true
   name: SenSu
-  version: v0.8.0
   branch: dev
   repo_url: https://git.yeij.top/AskaEth/SenSu
 logging:
diff --git a/services/update_service.py b/services/update_service.py
index 54f4774..1be15db 100644
--- a/services/update_service.py
+++ b/services/update_service.py
@@ -149,11 +149,16 @@ class UpdateService:
             return None
 
     def _current_version(self) -> str:
+        """从 version.json 读取本地版本号"""
         try:
-            init = self.sm.get_service("init")
-            return init.get_config("base").get("framework", {}).get("version", "0.0.0").lstrip("vV")
+            vf = _PROJECT_ROOT / "version.json"
+            if vf.exists():
+                with open(vf) as f:
+                    data = json.load(f)
+                    return data.get("framework", {}).get("version", "0.0.0").lstrip("vV")
         except Exception:
-            return "0.0.0"
+            pass
+        return "0.0.0"
 
     # ── 执行更新 ──
 
@@ -250,21 +255,15 @@ class UpdateService:
 
             # 4.5 同步版本号到旧配置文件
             try:
-                old_cfg_path = str(_PROJECT_ROOT / "config" / "framework" / "base_config.yaml")
-                new_tpl_path = str(_PROJECT_ROOT / "config" / "framework" / "base_config.yaml.example")
-                if os.path.exists(old_cfg_path) and os.path.exists(new_tpl_path):
-                    import yaml as _yaml
-                    with open(new_tpl_path) as f:
-                        new_tpl = _yaml.safe_load(f)
-                    new_ver = new_tpl.get("framework", {}).get("version", "")
+                # 同步版本号到 version.json
+                vf = _PROJECT_ROOT / "version.json"
+                if vf.exists():
+                    with open(vf) as f:
+                        vdata = json.load(f)
+                    new_ver = vdata.get("framework", {}).get("version", "")
                     if new_ver:
-                        with open(old_cfg_path) as f:
-                            old_cfg = _yaml.safe_load(f) or {}
-                        old_cfg.setdefault("framework", {})["version"] = new_ver
-                        with open(old_cfg_path, "w") as f:
-                            _yaml.dump(old_cfg, f, default_flow_style=False, allow_unicode=True)
                         self._log(f"版本号已同步: {new_ver}")
-                    logger.info(f"📝 版本号已同步: {new_ver}")
+                        logger.info(f"📝 版本号已同步: {new_ver}")
             except Exception as e:
                 logger.warning(f"版本号同步失败: {e}")