diff --git a/ukui-search-service-dir-manager/dirwatcher/search-dir.cpp b/ukui-search-service-dir-manager/dirwatcher/search-dir.cpp
index a010655..e7eee32 100644
--- a/ukui-search-service-dir-manager/dirwatcher/search-dir.cpp
+++ b/ukui-search-service-dir-manager/dirwatcher/search-dir.cpp
@@ -86,6 +86,8 @@ void SearchDir::generateBlackList()
 
 QStringList SearchDir::blackListOfDir(const QString &dirPath)
 {
+    //手动刷新挂载信息
+    VolumeManager::self()->refresh();
     QStringList blackListOfDir;
     for (const QStringList & mountPoints: VolumeManager::self()->getDuplicates()) {
         QString topRepeatedMountPoint;
@@ -113,6 +115,8 @@ QStringList SearchDir::blackListOfDir(const QString &dirPath)
 
 void SearchDir::handleBlackListGenerate()
 {
+    //手动刷新挂载信息
+    VolumeManager::self()->refresh();
     QStringList searchDirs = Config::self()->searchDirs();
 
     //目录已被索引（根目录被添加过直接返回）
diff --git a/ukui-search-service-dir-manager/dirwatcher/volume-manager.h b/ukui-search-service-dir-manager/dirwatcher/volume-manager.h
index 10e8792..7f75e1f 100644
--- a/ukui-search-service-dir-manager/dirwatcher/volume-manager.h
+++ b/ukui-search-service-dir-manager/dirwatcher/volume-manager.h
@@ -58,12 +58,12 @@ public:
     QVector<QStringList> getDuplicates();
     QVector<Volume> volumesHaveSubVolumes();
     QVector<Volume> volumes();
+    void refresh();
 Q_SIGNALS:
     void VolumeDataUpdated();
 
 private:
     explicit VolumeManager(QObject *parent = nullptr);
-    void refresh();
     static void mountAddCallback(GVolumeMonitor *monitor, GMount *gmount, VolumeManager *pThis);
     static void mountRemoveCallback(GVolumeMonitor *monitor, GMount *gmount, VolumeManager *pThis);
     GVolumeMonitor* m_volumeMonitor = nullptr;