diff --git a/frontend/ukui-search-dbus-service.cpp b/frontend/ukui-search-dbus-service.cpp
index f6a4ddc..f18958c 100644
--- a/frontend/ukui-search-dbus-service.cpp
+++ b/frontend/ukui-search-dbus-service.cpp
@@ -73,21 +73,9 @@ UkuiSearchDbusServices::UkuiSearchDbusServices(MainWindow *m, QObject *parent):
     }
 }
 
-UkuiSearchDbusServices::~UkuiSearchDbusServices()
-{
-    if(m_watcher) {
-        delete m_watcher;
-        m_watcher = nullptr;
-    }
-    if(m_serviceIface) {
-        delete m_serviceIface;
-        m_serviceIface = nullptr;
-    }
-}
-
 void UkuiSearchDbusServices::initWatcher()
 {
-    m_watcher = new QDBusServiceWatcher(QStringLiteral("com.ukui.search.service"),QDBusConnection::sessionBus(), QDBusServiceWatcher::WatchForOwnerChange);
+    m_watcher = new QDBusServiceWatcher(QStringLiteral("com.ukui.search.service"),QDBusConnection::sessionBus(), QDBusServiceWatcher::WatchForOwnerChange, this);
     connect(m_watcher, &QDBusServiceWatcher::serviceOwnerChanged, this, &UkuiSearchDbusServices::onServiceOwnerChanged);
     connectToService();
 }
@@ -131,9 +119,7 @@ UkuiSearchDbusServices::onServiceOwnerChanged(const QString &service, const QStr
 
 void UkuiSearchDbusServices::connectToService()
 {
-    if(!m_serviceIface) {
-        m_serviceIface = new OrgUkuiSearchServiceInterface(QStringLiteral("com.ukui.search.service"), "/", QDBusConnection::sessionBus());
-    }
+    m_serviceIface = new OrgUkuiSearchServiceInterface(QStringLiteral("com.ukui.search.service"), "/", QDBusConnection::sessionBus(), this);
     connect(m_serviceIface, &OrgUkuiSearchServiceInterface::showWindowSignal, this, &UkuiSearchDbusServices::onShowWindow);
     connect(m_serviceIface, &OrgUkuiSearchServiceInterface::searchKeywordSignal, this, &UkuiSearchDbusServices::onSearchKeyword);
     connect(m_serviceIface, &OrgUkuiSearchServiceInterface::mainWindowSwitchSignal, this, &UkuiSearchDbusServices::onMainWindowSwitch);
@@ -143,8 +129,7 @@ void UkuiSearchDbusServices::disConnectToService()
 {
     if(m_serviceIface) {
         m_serviceIface->disconnect();
-        delete m_serviceIface;
-        m_serviceIface = nullptr;
+        m_serviceIface->deleteLater();
     }
 }
 
diff --git a/frontend/ukui-search-dbus-service.h b/frontend/ukui-search-dbus-service.h
index 329c4a6..35f2dff 100644
--- a/frontend/ukui-search-dbus-service.h
+++ b/frontend/ukui-search-dbus-service.h
@@ -37,7 +37,6 @@ class UkuiSearchDbusServices: public QObject, public QDBusContext
 
 public:
     explicit UkuiSearchDbusServices(MainWindow *m, QObject *parent = nullptr);
-    ~UkuiSearchDbusServices();
 
 public Q_SLOTS:
     void showWindow();