diff --git a/README.md b/README.md
index c02e9ba..2c5f4ca 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ MoviePilot三方插件市场：https://github.com/thsrite/MoviePilot-Plugins/
 - 清理订阅缓存 v1.0
 - 添加种子下载 v1.0
 - 删除站点种子 v1.2
-- 插件更新管理 v1.9
+- 插件更新管理 v1.9.1
 - 插件强制重装 v1.7
 - 群辉Webhook通知 v1.1
 - 同步CookieCloud v1.2
diff --git a/package.json b/package.json
index d47c7af..8a3d546 100644
--- a/package.json
+++ b/package.json
@@ -109,11 +109,12 @@
         "name": "插件更新管理",
         "description": "监测已安装插件，推送更新提醒，可配置自动更新。",
         "labels": "自动更新,插件管理",
-        "version": "1.9",
+        "version": "1.9.1",
         "icon": "https://raw.githubusercontent.com/thsrite/MoviePilot-Plugins/main/icons/pluginupdate.png",
         "author": "thsrite",
         "level": 1,
         "history": {
+          "v1.9.1": "修复bug",
           "v1.9": "过滤相同ID插件，保留最新版本检查更新",
           "v1.8": "修复已安装插件列表",
           "v1.7": "插件API立即生效",
diff --git a/plugins/pluginautoupdate/__init__.py b/plugins/pluginautoupdate/__init__.py
index 403b198..f96230b 100644
--- a/plugins/pluginautoupdate/__init__.py
+++ b/plugins/pluginautoupdate/__init__.py
@@ -30,7 +30,7 @@ class PluginAutoUpdate(_PluginBase):
     # 插件图标
     plugin_icon = "https://raw.githubusercontent.com/thsrite/MoviePilot-Plugins/main/icons/pluginupdate.png"
     # 插件版本
-    plugin_version = "1.9"
+    plugin_version = "1.9.1"
     # 插件作者
     plugin_author = "thsrite"
     # 作者主页
@@ -251,7 +251,8 @@ class PluginAutoUpdate(_PluginBase):
         # 本地插件
         local_plugins = PluginManager().get_local_plugins()
         for plugin in local_plugins:
-            self._plugin_version[plugin.id] = plugin.plugin_version
+            if plugin.plugin_version:
+                self._plugin_version[plugin.id] = plugin.plugin_version
 
     def get_state(self) -> bool:
         return self._enabled