diff --git a/ui/main_window.py b/ui/main_window.py
index 7823a081..286191f6 100644
--- a/ui/main_window.py
+++ b/ui/main_window.py
@@ -1424,22 +1424,19 @@ class MainWindow(QMainWindow):
         # 帮助菜单
         self.helpMenu = menubar.addMenu('帮助')
         self.aboutAction = self.helpMenu.addAction('关于')
-
-        try:
-            import json
-            with open('new/project.json','r',encoding='utf-8')as f:
-                project_data = json.load(f)
-                version = project_data.get('version','1.0')
-            self.aboutAction.setText(f'关于 v{version}')
-        except Exception as e:
-            print(f"无法读取项目信息: {e}")
-            self.aboutAction.setText('关于 v1.0')
-
+        self.aboutAction.triggered.connect(self.showAboutDialog)
 
         tool_menu = self.menuBar().addMenu("配置")
         plugin_config_action = tool_menu.addAction("渲染管线插件配置")
         plugin_config_action.triggered.connect(self.open_plugin_config_dialog)
 
+    def showAboutDialog(self):
+        msgBox = QMessageBox()
+        msgBox.setWindowTitle("关于")
+        msgBox.setText(f'元泰引擎系统\nMetaCore\n版本：v1.0')
+        msgBox.setIcon(QMessageBox.NoIcon)
+        msgBox.exec_()
+
     def open_plugin_config_dialog(self):
         """打开插件配置对话框"""
         try: