diff --git a/src/extension/menu/app-menu-plugin.cpp b/src/extension/menu/app-menu-plugin.cpp
index e50ef39..c37a1c4 100644
--- a/src/extension/menu/app-menu-plugin.cpp
+++ b/src/extension/menu/app-menu-plugin.cpp
@@ -146,10 +146,18 @@ void AppContentMenu::addToDesktopAction(QObject *parent, const QString &appId, Q
     }
 
     QObject::connect(list.last(), &QAction::triggered, parent, [appId, path] {
-        QFile file(appId);
-        bool ret = file.copy(path);
-        if (ret) {
-            QProcess::startDetached("chmod a+x ", {path});
+        if (QFile::copy(appId, path)) {
+            // 设置权限755
+            // QFile::Permissions permissions(0x0755); // 这也是可以的
+            QFile::Permissions permissions = {
+                QFile::ReadUser  | QFile::WriteUser | QFile::ExeUser |
+                QFile::ReadGroup | QFile::ExeGroup  |
+                QFile::ReadOther | QFile::ExeOther
+            };
+
+            if (QFile::setPermissions(path, permissions)) {
+                qWarning() << "set file permissions failed, file:" << path;
+            }
         }
     });
 }