diff --git a/filenamesearch/kded/filenamesearchmodule.cpp b/filenamesearch/kded/filenamesearchmodule.cpp
index da2e2442..15a0b853 100644
--- a/filenamesearch/kded/filenamesearchmodule.cpp
+++ b/filenamesearch/kded/filenamesearchmodule.cpp
@@ -1,118 +1,118 @@
 /*
  * This file is part of the KDE KIO-extras Project
  * Copyright (C) 2016 Anthony Fieroni <bvbfan@abv.bg>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) version 3, or any
  * later version accepted by the membership of KDE e.V. (or its
  * successor approved by the membership of KDE e.V.), which shall
  * act as a proxy defined in Section 6 of version 3 of the license.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
  *
  */
 
 #include "filenamesearchmodule.h"
 
 #include <QDBusConnection>
 #include <QUrl>
 
 #include <KPluginFactory>
 
 FileNameSearchModule::FileNameSearchModule(QObject* parent, const QVariantList&)
     : KDEDModule(parent)
     , m_dirNotify(QString(), QString(), QDBusConnection::sessionBus())
 {
     connect(&m_dirNotify, &OrgKdeKDirNotifyInterface::enteredDirectory,
             this, &FileNameSearchModule::registerSearchUrl);
     connect(&m_dirNotify, &OrgKdeKDirNotifyInterface::leftDirectory,
             this, &FileNameSearchModule::unregisterSearchUrl);
     connect(&m_dirNotify, &OrgKdeKDirNotifyInterface::FilesAdded,
             this, &FileNameSearchModule::slotFilesAdded);
     connect(&m_dirNotify, &OrgKdeKDirNotifyInterface::FilesChanged,
             this, &FileNameSearchModule::slotFilesChanged);
     connect(&m_dirNotify, &OrgKdeKDirNotifyInterface::FilesRemoved,
             this, &FileNameSearchModule::slotFilesRemoved);
 }
 
 void FileNameSearchModule::registerSearchUrl(const QString &urlString)
 {
     if (urlString.startsWith(QStringLiteral("filenamesearch"))) {
         m_searchUrls << QUrl(urlString);
     }
 }
 
 void FileNameSearchModule::unregisterSearchUrl(const QString &urlString)
 {
     if (urlString.startsWith(QStringLiteral("filenamesearch"))) {
         m_searchUrls.removeAll(QUrl(urlString));
     }
 }
 
 void FileNameSearchModule::slotFilesAdded(const QString &urlString)
 {
     const QUrl url(urlString);
     if (!url.isLocalFile()) {
         return;
     }
     const QString urlPath = url.path();
-    for (const QUrl &dirUrl : m_searchUrls) {
+    for (const QUrl &dirUrl : qAsConst(m_searchUrls)) {
         if (urlPath.startsWith(dirUrl.path())) {
             org::kde::KDirNotify::emitFilesAdded(dirUrl);
         }
     }
 }
 
 void FileNameSearchModule::slotFilesChanged(const QStringList &files)
 {
     QList<QUrl> fileList;
     for (const QString &file : files) {
         QUrl url(file);
         if (!url.isLocalFile()) {
             continue;
         }
         const QString urlPath = url.path();
-        for (const QUrl &dirUrl : m_searchUrls) {
+        for (const QUrl &dirUrl : qAsConst(m_searchUrls)) {
             if (urlPath.startsWith(dirUrl.path())) {
                 url.setScheme(QStringLiteral("filenamesearch"));
                 fileList << url;
             }
         }
     }
     if (!fileList.isEmpty()) {
         org::kde::KDirNotify::emitFilesChanged(fileList);
     }
 }
 
 void FileNameSearchModule::slotFilesRemoved(const QStringList &files)
 {
     QList<QUrl> fileList;
     for (const QString &file : files) {
         QUrl url(file);
         if (!url.isLocalFile()) {
             continue;
         }
         const QString urlPath = url.path();
-        for (const QUrl &dirUrl : m_searchUrls) {
+        for (const QUrl &dirUrl : qAsConst(m_searchUrls)) {
             if (urlPath.startsWith(dirUrl.path())) {
                 url.setScheme(QStringLiteral("filenamesearch"));
                 fileList << url;
             }
         }
     }
     if (!fileList.isEmpty()) {
         org::kde::KDirNotify::emitFilesRemoved(fileList);
     }
 }
 
 K_PLUGIN_CLASS_WITH_JSON(FileNameSearchModule, "filenamesearchmodule.json")
 
 #include "filenamesearchmodule.moc"