diff --git a/src/plugins/coreplugin/locator/directoryfilter.cpp b/src/plugins/coreplugin/locator/directoryfilter.cpp
index 785c411f19a..88e17bad358 100644
--- a/src/plugins/coreplugin/locator/directoryfilter.cpp
+++ b/src/plugins/coreplugin/locator/directoryfilter.cpp
@@ -411,11 +411,6 @@ void DirectoryFilter::removeDirectory(const FilePath &directory)
     setDirectories(directories);
 }
 
-FilePaths DirectoryFilter::directories() const
-{
-    return m_directories;
-}
-
 void DirectoryFilter::setFilters(const QStringList &filters)
 {
     m_filters = filters;
diff --git a/src/plugins/coreplugin/locator/directoryfilter.h b/src/plugins/coreplugin/locator/directoryfilter.h
index 06916165003..164c4ab164b 100644
--- a/src/plugins/coreplugin/locator/directoryfilter.h
+++ b/src/plugins/coreplugin/locator/directoryfilter.h
@@ -20,19 +20,18 @@ public:
     void restoreState(const QByteArray &state) override;
     bool openConfigDialog(QWidget *parent, bool &needsRefresh) override;
 
+protected:
     void setIsCustomFilter(bool value);
-    void setDirectories(const Utils::FilePaths &directories);
     void addDirectory(const Utils::FilePath &directory);
     void removeDirectory(const Utils::FilePath &directory);
-    Utils::FilePaths directories() const;
     void setFilters(const QStringList &filters);
     void setExclusionFilters(const QStringList &exclusionFilters);
 
-protected:
     void saveState(QJsonObject &object) const override;
     void restoreState(const QJsonObject &object) override;
 
 private:
+    void setDirectories(const Utils::FilePaths &directories);
     void handleAddDirectory();
     void handleEditDirectory();
     void handleRemoveDirectory();
diff --git a/src/plugins/projectexplorer/projectexplorer.cpp b/src/plugins/projectexplorer/projectexplorer.cpp
index cbf467349a1..7e4938a2042 100644
--- a/src/plugins/projectexplorer/projectexplorer.cpp
+++ b/src/plugins/projectexplorer/projectexplorer.cpp
@@ -863,16 +863,6 @@ bool ProjectExplorerPlugin::initialize(const QStringList &arguments, QString *er
     connect(SessionManager::instance(), &SessionManager::sessionLoaded,
             dd, &ProjectExplorerPluginPrivate::loadSesssionTasks);
 
-    connect(sessionManager, &ProjectManager::projectAdded, dd, [](ProjectExplorer::Project *project) {
-        dd->m_allProjectDirectoriesFilter.addDirectory(project->projectDirectory());
-    });
-    connect(sessionManager,
-            &ProjectManager::projectRemoved,
-            dd,
-            [](ProjectExplorer::Project *project) {
-                dd->m_allProjectDirectoriesFilter.removeDirectory(project->projectDirectory());
-            });
-
     ProjectTree *tree = &dd->m_projectTree;
     connect(tree, &ProjectTree::currentProjectChanged, dd, [] {
         dd->updateContextMenuActions(ProjectTree::currentNode());
@@ -4371,6 +4361,15 @@ AllProjectFilesFilter::AllProjectFilesFilter()
         "Matches all files from all project directories. Append \"+<number>\" or "
         "\":<number>\" to jump to the given line number. Append another "
         "\"+<number>\" or \":<number>\" to jump to the column number as well."));
+
+    ProjectManager *projectManager = ProjectManager::instance();
+    QTC_ASSERT(projectManager, return);
+    connect(projectManager, &ProjectManager::projectAdded, this, [this](Project *project) {
+        addDirectory(project->projectDirectory());
+    });
+    connect(projectManager, &ProjectManager::projectRemoved, this, [this](Project *project) {
+        removeDirectory(project->projectDirectory());
+    });
 }
 
 const char kDirectoriesKey[] = "directories";