diff --git a/frame/controller/dockitemmanager.cpp b/frame/controller/dockitemmanager.cpp
index fa87e4c12..7aa6a9aea 100644
--- a/frame/controller/dockitemmanager.cpp
+++ b/frame/controller/dockitemmanager.cpp
@@ -32,7 +32,6 @@ DockItemManager *DockItemManager::INSTANCE = nullptr;
 
 DockItemManager::DockItemManager(QObject *parent)
     : QObject(parent)
-    , m_updatePluginsOrderTimer(new QTimer(this))
     , m_appInter(new DBusDock("com.deepin.dde.daemon.Dock", "/com/deepin/dde/daemon/Dock", QDBusConnection::sessionBus(), this))
     , m_pluginsInter(new DockPluginsController(this))
 {
@@ -55,11 +54,6 @@ DockItemManager::DockItemManager(QObject *parent)
 
     // 托盘区域和插件区域 由DockPluginsController获取
 
-    // 更新插件顺序
-    m_updatePluginsOrderTimer->setSingleShot(true);
-    m_updatePluginsOrderTimer->setInterval(1000);
-    connect(m_updatePluginsOrderTimer, &QTimer::timeout, this, &DockItemManager::updatePluginsItemOrderKey);
-
     // 应用信号
     connect(m_appInter, &DBusDock::EntryAdded, this, &DockItemManager::appItemAdded);
     connect(m_appInter, &DBusDock::EntryRemoved, this, static_cast<void (DockItemManager::*)(const QString &)>(&DockItemManager::appItemRemoved), Qt::QueuedConnection);
@@ -73,9 +67,6 @@ DockItemManager::DockItemManager(QObject *parent)
 
     // 刷新图标
     QMetaObject::invokeMethod(this, "refershItemsIcon", Qt::QueuedConnection);
-
-    // 启动的时候把插件名写入配置(自动化测试需要)
-    m_updatePluginsOrderTimer->start();
 }
 
 DockItemManager *DockItemManager::instance(QObject *parent)
@@ -116,10 +107,12 @@ void DockItemManager::refershItemsIcon()
     }
 }
 
+/**
+ * @brief 将插件的参数(Order, Visible, etc)写入gsettings
+ * 自动化测试需要通过dbus(GetPluginSettings)获取这些参数
+ */
 void DockItemManager::updatePluginsItemOrderKey()
 {
-    Q_ASSERT(sender() == m_updatePluginsOrderTimer);
-
     int index = 0;
     for (auto item : m_itemList) {
         if (item.isNull() || item->itemType() != DockItem::Plugins)
@@ -161,9 +154,10 @@ void DockItemManager::itemMoved(DockItem *const sourceItem, DockItem *const targ
 
     // update plugins sort key if order changed
     if (moveType == DockItem::Plugins || replaceType == DockItem::Plugins
-            || moveType == DockItem::TrayPlugin || replaceType == DockItem::TrayPlugin
-            || moveType == DockItem::FixedPlugin || replaceType == DockItem::FixedPlugin)
-        m_updatePluginsOrderTimer->start();
+        || moveType == DockItem::TrayPlugin || replaceType == DockItem::TrayPlugin
+        || moveType == DockItem::FixedPlugin || replaceType == DockItem::FixedPlugin) {
+        updatePluginsItemOrderKey();
+    }
 
     // for app move, index 0 is launcher item, need to pass it.
     if (moveType == DockItem::App && replaceType == DockItem::App)
@@ -297,6 +291,7 @@ void DockItemManager::pluginItemInserted(PluginsItem *item)
         insertIndex ++;
     }
 
+    updatePluginsItemOrderKey();
     emit itemInserted(insertIndex - firstPluginPosition, item);
 }
 
@@ -307,6 +302,8 @@ void DockItemManager::pluginItemRemoved(PluginsItem *item)
     emit itemRemoved(item);
 
     m_itemList.removeOne(item);
+
+    updatePluginsItemOrderKey();
 }
 
 void DockItemManager::reloadAppItems()
diff --git a/frame/controller/dockitemmanager.h b/frame/controller/dockitemmanager.h
index d545b36ec..b074c9263 100644
--- a/frame/controller/dockitemmanager.h
+++ b/frame/controller/dockitemmanager.h
@@ -59,7 +59,6 @@ signals:
 public slots:
     void refershItemsIcon();
     void sortPluginItems();
-    void updatePluginsItemOrderKey();
     void itemMoved(DockItem *const sourceItem, DockItem *const targetItem);
     void itemAdded(const QString &appDesktop, int idx);
 
@@ -70,11 +69,11 @@ private:
     void appItemRemoved(AppItem *appItem);
     void pluginItemInserted(PluginsItem *item);
     void pluginItemRemoved(PluginsItem *item);
+    void updatePluginsItemOrderKey();
     void reloadAppItems();
     void manageItem(DockItem *item);
 
 private:
-    QTimer *m_updatePluginsOrderTimer;
     DBusDock *m_appInter;
     DockPluginsController *m_pluginsInter;