diff --git a/audiodevice.cpp b/audiodevice.cpp
index d71b850..a1e25f8 100644
--- a/audiodevice.cpp
+++ b/audiodevice.cpp
@@ -44,7 +44,7 @@ void AudioDevice::start()
     format.setCodec("audio/pcm");
     format.setByteOrder(QAudioFormat::LittleEndian);
 
-    m_private = std::make_unique<AudioDevicePrivate>(*this, m_device, format);
+    m_private = std::unique_ptr<AudioDevicePrivate>(new AudioDevicePrivate(*this, m_device, format));
     m_private->input.start(&m_private->helper);
     //m_private->input.setBufferSize(m_samplerate/m_framerate*sizeof(qint16)*2);
 }
diff --git a/basetonegenerator.cpp b/basetonegenerator.cpp
index 163f488..0075745 100644
--- a/basetonegenerator.cpp
+++ b/basetonegenerator.cpp
@@ -42,7 +42,7 @@ void BaseToneGenerator::start()
     format.setCodec("audio/pcm");
     format.setByteOrder(QAudioFormat::LittleEndian);
 
-    m_private = std::make_unique<BaseToneGeneratorPrivate>(*this, m_device, format);
+    m_private = std::unique_ptr<BaseToneGeneratorPrivate>(new BaseToneGeneratorPrivate(*this, m_device, format));
     m_private->output.start(&m_private->helper);
 
 }