diff --git a/src/blackcore/voice_vatlib.cpp b/src/blackcore/voice_vatlib.cpp
index e18a12dcb..71a09f35e 100644
--- a/src/blackcore/voice_vatlib.cpp
+++ b/src/blackcore/voice_vatlib.cpp
@@ -7,6 +7,8 @@
 #include <QDebug>
 #include <QTimer>
 
+#include <mutex>
+
 using namespace BlackMisc;
 using namespace BlackMisc::Audio;
 using namespace BlackMisc::Aviation;
@@ -18,7 +20,7 @@ namespace BlackCore
      */
     CVoiceVatlib::CVoiceVatlib(QObject *parent) :
         IVoice(parent),
-        m_voice(nullptr),
+        m_voice(Cvatlib_Voice_Simple::Create(), Cvatlib_Voice_Simple_Deleter::cleanup),
         // m_audioOutput(nullptr), // removed #227
         m_inputSquelch(-1),
         m_micTestResult(Cvatlib_Voice_Simple::agc_Ok),
@@ -34,14 +36,12 @@ namespace BlackCore
         m_lockTestResult(QReadWriteLock::Recursive),
         m_lockMyCallsign(QReadWriteLock::Recursive),
         m_lockConnectionStatus(QReadWriteLock::Recursive),
-        m_mutexVatlib(QMutex::Recursive)
     {
         try
         {
             // we use reset here until issue #277 is resolved
             // easier to find root cause
             // m_audioOutput.reset(new QAudioOutput());
-            m_voice.reset(Cvatlib_Voice_Simple::Create());
             m_voice->Setup(true, 3290, 2, 1, onRoomStatusUpdate, this);
             m_voice->GetInputDevices(onInputHardwareDeviceReceived, this);
             m_voice->GetOutputDevices(onOutputHardwareDeviceReceived, this);
@@ -120,7 +120,7 @@ namespace BlackCore
      */
     void CVoiceVatlib::setInputDevice(const BlackMisc::Audio::CAudioDevice &device)
     {
-        QMutexLocker lockerVatlib(&m_mutexVatlib);
+        std::lock_guard<TVatlibPointer> locker(m_voice);
         Q_ASSERT_X(m_voice->IsValid() && m_voice->IsSetup(), "CVoiceVatlib", "Cvatlib_Voice_Simple invalid or not setup!");
         if (!device.isValid())
         {
@@ -152,7 +152,7 @@ namespace BlackCore
      */
     void CVoiceVatlib::setOutputDevice(const BlackMisc::Audio::CAudioDevice &device)
     {
-        QMutexLocker lockerVatlib(&m_mutexVatlib);
+        std::lock_guard<TVatlibPointer> locker(m_voice);
         Q_ASSERT_X(m_voice->IsValid() && m_voice->IsSetup(), "CVoiceVatlib", "Cvatlib_Voice_Simple invalid or not setup!");
         if (!device.isValid())
         {
@@ -237,7 +237,7 @@ namespace BlackCore
         if (enable == m_isAudioLoopbackEnabled)
             return;
 
-        QMutexLocker lockerVatlib(&m_mutexVatlib);
+        std::lock_guard<TVatlibPointer> locker(m_voice);
         Q_ASSERT_X(m_voice->IsValid() && m_voice->IsSetup(), "CVoiceVatlib", "Cvatlib_Voice_Simple invalid or not setup!");
         try
         {
@@ -257,7 +257,7 @@ namespace BlackCore
      */
     void CVoiceVatlib::runSquelchTest()
     {
-        QMutexLocker lockerVatlib(&m_mutexVatlib);
+        std::lock_guard<TVatlibPointer> locker(m_voice);
         Q_ASSERT_X(m_voice->IsValid() && m_voice->IsSetup(), "CVoiceVatlib", "Cvatlib_Voice_Simple invalid or not setup!");
 
         try
@@ -278,7 +278,7 @@ namespace BlackCore
      */
     void CVoiceVatlib::runMicrophoneTest()
     {
-        QMutexLocker lockerVatlib(&m_mutexVatlib);
+        std::lock_guard<TVatlibPointer> locker(m_voice);
         Q_ASSERT_X(m_voice->IsValid() && m_voice->IsSetup(), "CVoiceVatlib", "Cvatlib_Voice_Simple invalid or not setup!");
 
         try
@@ -549,7 +549,7 @@ namespace BlackCore
      */
     void CVoiceVatlib::timerEvent(QTimerEvent *)
     {
-        QMutexLocker lockerVatlib(&m_mutexVatlib);
+        std::lock_guard<TVatlibPointer> locker(m_voice);
         Q_ASSERT_X(m_voice->IsValid() && m_voice->IsSetup(), "CVoiceVatlib", "Cvatlib_Voice_Simple invalid or not setup!");
 
         try
@@ -567,7 +567,7 @@ namespace BlackCore
      */
     void CVoiceVatlib::onEndFindSquelch()
     {
-        QMutexLocker lockerVatlib(&m_mutexVatlib);
+        std::lock_guard<TVatlibPointer> locker(m_voice);
         Q_ASSERT_X(m_voice->IsValid() && m_voice->IsSetup(), "CVoiceVatlib", "Cvatlib_Voice_Simple invalid or not setup!");
 
         try
@@ -585,7 +585,7 @@ namespace BlackCore
 
     void CVoiceVatlib::onEndMicTest()
     {
-        QMutexLocker lockerVatlib(&m_mutexVatlib);
+        std::lock_guard<TVatlibPointer> locker(m_voice);
         Q_ASSERT_X(m_voice->IsValid() && m_voice->IsSetup(), "CVoiceVatlib", "Cvatlib_Voice_Simple invalid or not setup!");
 
         try
diff --git a/src/blackcore/voice_vatlib.h b/src/blackcore/voice_vatlib.h
index 230e39fb7..9fa2cde73 100644
--- a/src/blackcore/voice_vatlib.h
+++ b/src/blackcore/voice_vatlib.h
@@ -11,13 +11,14 @@
 #include "../blackmisc/audiodevicelist.h"
 #include "../blackmisc/nwuserlist.h"
 #include "../blackmisc/avcallsignlist.h"
+#include "../blackmisc/sharedlockablepointer.h"
 
-#include <QScopedPointer>
 #include <QMap>
 #include <QSet>
 #include <QString>
 #include <QMutex>
 #include <QReadWriteLock>
+#include <utility>
 
 #ifdef Q_OS_WIN
 #ifndef NOMINMAX
@@ -26,8 +27,28 @@
 #include <Windows.h>
 #endif
 
+//! \file
+
 namespace BlackCore
 {
+    /*!
+     * \brief Deleter
+     */
+    struct Cvatlib_Voice_Simple_Deleter
+    {
+        /*!
+         * \brief Cleanup
+         * \param pointer
+         */
+        static inline void cleanup(Cvatlib_Voice_Simple *pointer)
+        {
+            if (pointer) pointer->Destroy();
+        }
+    };
+
+    //! Shared lockable pointer to Cvatlib_Voice_Simple
+    typedef BlackMisc::SharedLockablePtr<Cvatlib_Voice_Simple> TVatlibPointer;
+
     /*!
      * Vatlib implementation of the IVoice interface.
      */
@@ -210,22 +231,7 @@ namespace BlackCore
         void enableAudio(const ComUnit comUnit);
         void changeConnectionStatus(ComUnit comUnit, ConnectionStatus newStatus);
 
-        /*!
-         * \brief Deleter
-         */
-        struct Cvatlib_Voice_Simple_Deleter
-        {
-            /*!
-             * \brief Cleanup
-             * \param pointer
-             */
-            static inline void cleanup(Cvatlib_Voice_Simple *pointer)
-            {
-                if (pointer) pointer->Destroy();
-            }
-        };
-
-        QScopedPointer<Cvatlib_Voice_Simple, Cvatlib_Voice_Simple_Deleter> m_voice;
+        TVatlibPointer m_voice;
         // QScopedPointer<QAudioOutput> m_audioOutput; #227
         BlackMisc::Aviation::CCallsign m_aircraftCallsign; /*!< own callsign to join voice rooms */
         BlackMisc::Audio::CVoiceRoomList m_voiceRooms;
@@ -257,7 +263,6 @@ namespace BlackCore
         mutable QReadWriteLock m_lockTestResult;
         mutable QReadWriteLock m_lockMyCallsign;
         mutable QReadWriteLock m_lockConnectionStatus;
-        mutable QMutex m_mutexVatlib;
 
     };