diff --git a/plugins/dcc-dock-settings-plugin/gsetting_watcher.cpp b/plugins/dcc-dock-settings-plugin/gsetting_watcher.cpp
index 93ad21d7b..d198a78ae 100644
--- a/plugins/dcc-dock-settings-plugin/gsetting_watcher.cpp
+++ b/plugins/dcc-dock-settings-plugin/gsetting_watcher.cpp
@@ -27,6 +27,7 @@
 #include <QStandardItemModel>
 #include <QVariant>
 #include <QWidget>
+using namespace dcc_dock_plugin;
 
 /**
  * @brief GSettingWatcher::GSettingWatcher 用于监听处于 \a baseSchemasId + "." + \a module 配置下的配置项内容变化，并将变化应用到绑定的控件上
diff --git a/plugins/dcc-dock-settings-plugin/gsetting_watcher.h b/plugins/dcc-dock-settings-plugin/gsetting_watcher.h
index 7a8fb1ad9..1f95537d2 100644
--- a/plugins/dcc-dock-settings-plugin/gsetting_watcher.h
+++ b/plugins/dcc-dock-settings-plugin/gsetting_watcher.h
@@ -28,9 +28,12 @@
 class QGSettings;
 class QListView;
 class QStandardItem;
+
+namespace dcc_dock_plugin {
 class GSettingWatcher : public QObject
 {
     Q_OBJECT
+
 public:
     GSettingWatcher(const QString &baseSchemasId, const QString &module, QObject *parent = nullptr);
     ~GSettingWatcher();
@@ -45,5 +48,6 @@ private:
     QMultiHash<QString, QWidget *> m_map;
     QGSettings *m_gsettings;
 };
+}
 
 #endif // GSETTINGWATCHER_H
diff --git a/plugins/dcc-dock-settings-plugin/module_widget.cpp b/plugins/dcc-dock-settings-plugin/module_widget.cpp
index 94c9e406e..75019a74c 100644
--- a/plugins/dcc-dock-settings-plugin/module_widget.cpp
+++ b/plugins/dcc-dock-settings-plugin/module_widget.cpp
@@ -19,7 +19,6 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 #include "module_widget.h"
-#include "gsetting_watcher.h"
 
 #include <widgets/comboxwidget.h>
 #include <widgets/titledslideritem.h>
diff --git a/plugins/dcc-dock-settings-plugin/module_widget.h b/plugins/dcc-dock-settings-plugin/module_widget.h
index 4f9a02d31..905128d45 100644
--- a/plugins/dcc-dock-settings-plugin/module_widget.h
+++ b/plugins/dcc-dock-settings-plugin/module_widget.h
@@ -28,6 +28,7 @@
 #include <com_deepin_dde_daemon_dock.h>
 
 #include "com_deepin_dde_dock.h"
+#include "gsetting_watcher.h"
 
 namespace dcc {
 namespace widgets {
@@ -42,11 +43,11 @@ class DTipLabel;
 DWIDGET_END_NAMESPACE
 
 class TitleLabel;
-class GSettingWatcher;
 class QStandardItemModel;
 class QTimer;
 
 using namespace dcc::widgets;
+using namespace dcc_dock_plugin;
 using DBusDock = com::deepin::dde::daemon::Dock;
 using DBusInter = com::deepin::dde::Dock;
 
diff --git a/tests/plugins/dcc-dock-settings-plugin/ut_gsettings_watcher.cpp b/tests/plugins/dcc-dock-settings-plugin/ut_gsettings_watcher.cpp
index bd86218aa..583658e7a 100644
--- a/tests/plugins/dcc-dock-settings-plugin/ut_gsettings_watcher.cpp
+++ b/tests/plugins/dcc-dock-settings-plugin/ut_gsettings_watcher.cpp
@@ -4,6 +4,8 @@
 
 #include <gtest/gtest.h>
 
+using namespace dcc_dock_plugin;
+
 class Test_GSettingWatcher : public QObject, public ::testing::Test
 {};