diff --git a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -41,12 +41,11 @@
 set(CMAKE_CXX_STANDARD 14)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
-find_package(PolkitQt-1 REQUIRED)
 find_package(ECM ${KF5_MIN_VERSION} REQUIRED NO_MODULE)
 set(CMAKE_MODULE_PATH ${ECM_MODULE_PATH} ${CMAKE_MODULE_PATH} "${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules/")
-set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_CURRENT_SOURCE_DIR}/cmake)
+find_package(PolkitQt5-1 REQUIRED)
 
-include_directories(${POLKITQT-1_INCLUDE_DIR})
+include_directories(${POLKITQT5-1_INCLUDE_DIR})
 
 include(KDEInstallDirs)
 include(KDECMakeSettings)
diff --git a/cmake/modules/FindPolkitQt-1.cmake b/cmake/modules/FindPolkitQt-1.cmake
deleted file mode 100644
--- a/cmake/modules/FindPolkitQt-1.cmake
+++ /dev/null
@@ -1,36 +0,0 @@
-/*************************************************************************
- *  Copyright (c) 2010 Dario Freddi <drf@kde.org>                        *    
- *                                                                       *
- *  This program is free software; you can redistribute it and/or        *
- *  modify it under the terms of the GNU General Public License as       *
- *  published by the Free Software Foundation; either version 3 of       *
- *  the License, or (at your option) any later version.                  *
- *                                                                       *
- *  This program 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 General Public License for more details.                         *
- *                                                                       *
- *  You should have received a copy of the GNU General Public License    *
- *  along with this program.  If not, see <http://www.gnu.org/licenses/>.*
- *************************************************************************/ 
-
-# Support POLKITQT-1_MIN_VERSION for compatibility:
-
-if ( NOT PolkitQt-1_FIND_VERSION AND POLKITQT-1_MIN_VERSION )
-  set ( PolkitQt-1_FIND_VERSION ${POLKITQT-1_MIN_VERSION} )
-endif ( NOT PolkitQt-1_FIND_VERSION AND POLKITQT-1_MIN_VERSION )
-
-set( _PolkitQt-1_FIND_QUIETLY  ${PolkitQt-1_FIND_QUIETLY} )
-find_package( PolkitQt-1 ${PolkitQt-1_FIND_VERSION} QUIET NO_MODULE PATHS ${LIB_INSTALL_DIR}/PolkitQt-1/cmake )
-set( PolkitQt-1_FIND_QUIETLY ${_PolkitQt-1_FIND_QUIETLY} )
-
-include( FindPackageHandleStandardArgs )
-find_package_handle_standard_args( PolkitQt-1 DEFAULT_MSG PolkitQt-1_CONFIG )
-
-if (POLKITQT-1_FOUND)
-    if (NOT POLKITQT-1_INSTALL_DIR STREQUAL CMAKE_INSTALL_PREFIX)
-        message("WARNING: Installation prefix does not match PolicyKit install prefixes. You probably will need to move files installed "
-                "in POLICY_FILES_INSTALL_DIR and by dbus_add_activation_system_service to the ${POLKITQT-1_INSTALL_DIR} prefix")
-    endif (NOT POLKITQT-1_INSTALL_DIR STREQUAL CMAKE_INSTALL_PREFIX)
-endif (POLKITQT-1_FOUND)
diff --git a/src/util/dbus.service b/src/util/dbus.service
new file mode 100644
--- /dev/null
+++ b/src/util/dbus.service
@@ -0,0 +1,4 @@
+[D-BUS Service]
+Name=org.kde.kpmcore.externalcommand
+Exec=@LIBEXEC_INSTALL_DIR@/externalcommandhelper
+User=root 
diff --git a/src/util/externalcommandhelper.h b/src/util/externalcommandhelper.h
--- a/src/util/externalcommandhelper.h
+++ b/src/util/externalcommandhelper.h
@@ -23,20 +23,26 @@
 
 #include <KAuth>
 
+#include <QDBusContext>
 #include <QEventLoop>
 #include <QString>
 #include <QProcess>
 
+#include <PolkitQt1/Authority>
+
 using namespace KAuth;
 
-class ExternalCommandHelper : public QObject
+using namespace PolkitQt1;
+
+class ExternalCommandHelper : public QObject, protected QDBusContext
 {
     Q_OBJECT
     Q_CLASSINFO("D-Bus Interface", "org.kde.kpmcore.externalcommand")
 
 Q_SIGNALS:
     void progress(int);
     void quit();
+    void actionAuthorized();
 
 public:
     bool readData(const QString& sourceDevice, QByteArray& buffer, const qint64 offset, const qint64 size);
@@ -48,6 +54,8 @@
     Q_SCRIPTABLE QVariantMap copyblocks(const QString& sourceDevice, const qint64 sourceFirstByte, const qint64 sourceLength, const QString& targetDevice, const qint64 targetFirstByte, const qint64 blockSize);
     Q_SCRIPTABLE bool writeData(const QByteArray& buffer, const QString& targetDevice, const qint64 targetFirstByte);
     Q_SCRIPTABLE void exit();
+    Q_SCRIPTABLE bool authorize(const QString &actionId, const Subject &subject,
+                                const Authority::AuthorizationFlags flags);
 
 private:
     void onReadOutput();
diff --git a/src/util/externalcommandhelper.cpp b/src/util/externalcommandhelper.cpp
--- a/src/util/externalcommandhelper.cpp
+++ b/src/util/externalcommandhelper.cpp
@@ -19,14 +19,19 @@
 #include "externalcommand_whitelist.h"
 
 #include <QtDBus>
+#include <QCoreApplication>
 #include <QDebug>
 #include <QFile>
 #include <QString>
 #include <QTime>
 #include <QVariant>
 
 #include <KLocalizedString>
 
+#include <PolkitQt1/Authority>
+
+using namespace PolkitQt1;
+
 /** Initialize ExternalCommandHelper Daemon and prepare DBus interface
  *
  * KAuth helper runs in the background until application exits.
@@ -276,6 +281,25 @@
     QDBusConnection::systemBus().unregisterService(QStringLiteral("org.kde.kpmcore.helperinterface"));
 }
 
+bool ExternalCommandHelper::authorize(const QString &actionId, const Subject &subject,
+                                      const Authority::AuthorizationFlags flags)
+{
+    qDebug() << "Authorizing actions through ExternalCommand Helper";
+    
+    const Authority::Result result = Authority::instance()->checkAuthorizationSync(actionId, subject, flags);
+    //SystemBusNameSubject subject(message().service());
+    
+    if (result == Authority::Yes) {
+        qDebug() << "Subject is authorized to perform previliged tasks. You can proceed further now";
+        emit actionAuthorized();
+        return true;
+    } else {
+        qDebug() << "Subject was unable to authorize itself. Can not proceed further";
+        qApp->quit();
+        return false;
+    }
+}
+
 void ExternalCommandHelper::onReadOutput()
 {
 /*    const QByteArray s = cmd.readAllStandardOutput();