diff --git a/ukui-search-app-data-service/app-db-manager.cpp b/ukui-search-app-data-service/app-db-manager.cpp
index ea458a1..4f8a423 100644
--- a/ukui-search-app-data-service/app-db-manager.cpp
+++ b/ukui-search-app-data-service/app-db-manager.cpp
@@ -1614,31 +1614,26 @@ ApplicationDirWatcherHelper::ApplicationDirWatcherHelper(FileSystemWatcher *watc
 
 void ApplicationDirWatcherHelper::addPath(const QString &path) {
     QDir dir(path);
-    if (dir.exists() || dir.mkpath(path)) {
-        qDebug() << "=====add desktop watch=====" << path;
-        m_watcher->addWatch(path);
-        return;
-    }
-
     auto watcher = new FileSystemWatcher(false);
     m_watcherMap.insert(path, watcher);
 
-    while (!dir.exists()) {
-        QString dirPath = dir.absolutePath();
-        dir.setPath(dirPath.left(dirPath.lastIndexOf("/")));
+    if (dir.exists() || dir.mkpath(path)) {
+        m_watcher->addWatch(path);
+        qDebug() << "=====desktop file's watcher add path:" << path;
+        watcher->addWatch(path);
+        qDebug() << "=====desktop dirs' Watcher add path:" << path;
+    } else {
+        while (!dir.exists()) {
+            dir.setPath(dir.absolutePath().left(dir.absolutePath().lastIndexOf("/")));
+        }
+        watcher->addWatch(dir.absolutePath());
+        qDebug() << "=====desktop dirs' Watcher add path:" << dir.absolutePath();
     }
-    qDebug() << "=====addWatch=====" << dir.absolutePath();
-    watcher->addWatch(dir.absolutePath());
 
     connect(watcher, &FileSystemWatcher::created, this, [ &,watcher ] (const QString &path, bool isDir) {
         if (isDir) {
             QString appPath = m_watcherMap.key(watcher);
-            if (appPath == path) {
-                qDebug() << "=====add desktop watch=====" << appPath;
-                m_watcher->addWatch(path);
-                m_watcherMap.value(appPath)->deleteLater();
-                m_watcherMap.remove(appPath);
-            } else if (appPath.startsWith(path+ "/")) {
+            if (appPath.startsWith(path+ "/") || appPath == path) {
                 watcher->clearAll();
                 QDir dir(appPath);
                 //会有类似mkdir -p的一次性将子文件夹创建出来的情况，需要挨层判断
@@ -1646,16 +1641,32 @@ void ApplicationDirWatcherHelper::addPath(const QString &path) {
                     dir.setPath(dir.absolutePath().left(dir.absolutePath().lastIndexOf("/")));
                 }
                 if (dir.absolutePath() == appPath) {
-                    qDebug() << "=====add desktop watch=====" << appPath;
                     m_watcher->addWatch(appPath);
-                    m_watcherMap.value(appPath)->deleteLater();
-                    m_watcherMap.remove(appPath);
-                } else {
-                    qDebug() << "=====addWatch=====" << dir.absolutePath();
-                    watcher->addWatch(dir.absolutePath());
+                    qDebug() << "=====desktop file's watcher add path:" << appPath;
                 }
+                watcher->addWatch(dir.absolutePath());
+                qDebug() << "=====desktop dirs' watcher add path:" << dir.absolutePath();
             }
         }
     });
 
-}
\ No newline at end of file
+    connect(watcher, &FileSystemWatcher::deleted, this, [ &,watcher ](const QString &path, bool isDir) {
+        if (isDir) {
+            if (m_watcherMap.keys().contains(path)) {
+                QDir dir(path);
+                //会有类似rm -r的一次性将子文件夹删除的情况，需要挨层判断
+                while (!dir.exists()) {
+                    dir.setPath(dir.absolutePath().left(dir.absolutePath().lastIndexOf("/")));
+                }
+                watcher->addWatch(dir.absolutePath());
+                qDebug() << "=====desktop dirs' watcher add path:" << dir.absolutePath();
+            }
+        }
+    });
+}
+
+ApplicationDirWatcherHelper::~ApplicationDirWatcherHelper() {
+    for (auto it = m_watcherMap.constBegin(); it != m_watcherMap.constEnd(); it++) {
+        it.value()->deleteLater();
+    }
+}
diff --git a/ukui-search-app-data-service/app-db-manager.h b/ukui-search-app-data-service/app-db-manager.h
index 6552720..00ad7f7 100644
--- a/ukui-search-app-data-service/app-db-manager.h
+++ b/ukui-search-app-data-service/app-db-manager.h
@@ -259,6 +259,7 @@ class ApplicationDirWatcherHelper : public QObject
     Q_OBJECT
 public:
     explicit ApplicationDirWatcherHelper(FileSystemWatcher *watcher,QObject *parent = nullptr);
+    ~ApplicationDirWatcherHelper();
     void addPath(const QString& path);
 private:
     FileSystemWatcher *m_watcher = nullptr;