diff --git a/audiodevices.cpp b/audiodevices.cpp
index 6a05d3b..12be2fe 100644
--- a/audiodevices.cpp
+++ b/audiodevices.cpp
@@ -9,9 +9,9 @@
 #include "logcategories.h"
 
 audioDevices::audioDevices(audioType type, QFontMetrics fm, QObject* parent) :
+    QObject(parent),
     system(type),
-    fm(fm),
-	QObject(parent)
+    fm(fm)
 {
     
 }
@@ -44,7 +44,11 @@ void audioDevices::enumerate()
                     if (deviceInfo.deviceName() == defaultInputDeviceName) {
                         isDefault = true;
                     }
-                    inputs.append(audioDevice(deviceInfo.deviceName(), deviceInfo, deviceInfo.realm(),isDefault ));
+#if (QT_VERSION >= QT_VERSION_CHECK(5,15,0))
+                    inputs.append(audioDevice(deviceInfo.deviceName(), deviceInfo, deviceInfo.realm(), isDefault));
+#else
+                    inputs.append(audioDevice(deviceInfo.deviceName(), deviceInfo, "", isDefault));
+#endif
 
                     if (fm.boundingRect(deviceInfo.deviceName()).width() > numCharsIn)
                         numCharsIn = fm.boundingRect(deviceInfo.deviceName()).width();
@@ -69,7 +73,11 @@ void audioDevices::enumerate()
                     if (deviceInfo.deviceName() == defaultOutputDeviceName) {
                         isDefault = true;
                     }
-                    outputs.append(audioDevice(deviceInfo.deviceName(), deviceInfo, deviceInfo.realm(),isDefault));
+#if (QT_VERSION >= QT_VERSION_CHECK(5,15,0))
+                    outputs.append(audioDevice(deviceInfo.deviceName(), deviceInfo, deviceInfo.realm(), isDefault));
+#else
+                    outputs.append(audioDevice(deviceInfo.deviceName(), deviceInfo, "", isDefault));
+#endif
                     if (fm.boundingRect(deviceInfo.deviceName()).width() > numCharsOut)
                         numCharsOut = fm.boundingRect(deviceInfo.deviceName()).width();
 
diff --git a/audiodevices.h b/audiodevices.h
index e885dc9..ac60624 100644
--- a/audiodevices.h
+++ b/audiodevices.h
@@ -58,14 +58,14 @@ signals:
     void updated();
 protected:
 private:
+    audioType system;
+    QFontMetrics fm;
     QString defaultInputDeviceName;
     QString defaultOutputDeviceName;
     int numInputDevices;
     int numOutputDevices;
-    audioType system;
     QList<audioDevice> inputs;
     QList<audioDevice> outputs;
-    QFontMetrics fm;
     int numCharsIn = 0;
     int numCharsOut = 0;
 };
diff --git a/wfview.vcxproj b/wfview.vcxproj
index 269332f..533753e 100644
--- a/wfview.vcxproj
+++ b/wfview.vcxproj
@@ -57,7 +57,7 @@
       <ExceptionHandling>Sync</ExceptionHandling>
       <ObjectFileName>release\</ObjectFileName>
       <Optimization>MaxSpeed</Optimization>
-      <PreprocessorDefinitions>_WINDOWS;UNICODE;_UNICODE;WIN32;_ENABLE_EXTENDED_ALIGNED_STORAGE;WFVIEW_VERSION="1.54";BUILD_WFVIEW;__WINDOWS_WASAPI__;QT_DEPRECATED_WARNINGS;QCUSTOMPLOT_COMPILE_LIBRARY;USE_SSE;USE_SSE2;OUTSIDE_SPEEX;RANDOM_PREFIX=wf;EIGEN_MPL2_ONLY;EIGEN_DONT_VECTORIZE;EIGEN_VECTORIZE_SSE3;PREFIX="/usr/local";GITSHORT="0d2d9ba";HOST="wfview.org";UNAME="build";NDEBUG;QT_NO_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_WINDOWS;UNICODE;_UNICODE;WIN32;_ENABLE_EXTENDED_ALIGNED_STORAGE;WFVIEW_VERSION="1.54";BUILD_WFVIEW;__WINDOWS_WASAPI__;QT_DEPRECATED_WARNINGS;QCUSTOMPLOT_COMPILE_LIBRARY;USE_SSE;USE_SSE2;OUTSIDE_SPEEX;RANDOM_PREFIX=wf;EIGEN_MPL2_ONLY;EIGEN_DONT_VECTORIZE;EIGEN_VECTORIZE_SSE3;PREFIX="/usr/local";GITSHORT="7dfdc5e";HOST="wfview.org";UNAME="build";NDEBUG;QT_NO_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <PreprocessToFile>false</PreprocessToFile>
       <ProgramDataBaseFileName></ProgramDataBaseFileName>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
@@ -85,7 +85,7 @@
       <WarningLevel>0</WarningLevel>
     </Midl>
     <ResourceCompile>
-      <PreprocessorDefinitions>_WINDOWS;UNICODE;_UNICODE;WIN32;_ENABLE_EXTENDED_ALIGNED_STORAGE;WFVIEW_VERSION=\"1.54\";BUILD_WFVIEW;__WINDOWS_WASAPI__;QT_DEPRECATED_WARNINGS;QCUSTOMPLOT_COMPILE_LIBRARY;USE_SSE;USE_SSE2;OUTSIDE_SPEEX;RANDOM_PREFIX=wf;EIGEN_MPL2_ONLY;EIGEN_DONT_VECTORIZE;EIGEN_VECTORIZE_SSE3;PREFIX=\"/usr/local\";GITSHORT=\"0d2d9ba\";HOST=\"wfview.org\";UNAME=\"build\";NDEBUG;QT_NO_DEBUG;QT_MULTIMEDIA_LIB;QT_PRINTSUPPORT_LIB;QT_WIDGETS_LIB;QT_GUI_LIB;QT_SERIALPORT_LIB;QT_NETWORK_LIB;QT_XML_LIB;QT_CORE_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_WINDOWS;UNICODE;_UNICODE;WIN32;_ENABLE_EXTENDED_ALIGNED_STORAGE;WFVIEW_VERSION=\"1.54\";BUILD_WFVIEW;__WINDOWS_WASAPI__;QT_DEPRECATED_WARNINGS;QCUSTOMPLOT_COMPILE_LIBRARY;USE_SSE;USE_SSE2;OUTSIDE_SPEEX;RANDOM_PREFIX=wf;EIGEN_MPL2_ONLY;EIGEN_DONT_VECTORIZE;EIGEN_VECTORIZE_SSE3;PREFIX=\"/usr/local\";GITSHORT=\"7dfdc5e\";HOST=\"wfview.org\";UNAME=\"build\";NDEBUG;QT_NO_DEBUG;QT_MULTIMEDIA_LIB;QT_PRINTSUPPORT_LIB;QT_WIDGETS_LIB;QT_GUI_LIB;QT_SERIALPORT_LIB;QT_NETWORK_LIB;QT_XML_LIB;QT_CORE_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ResourceCompile>
   <QtMoc><CompilerFlavor>msvc</CompilerFlavor><Include>./$(Configuration)/moc_predefs.h</Include><ExecutionDescription>Moc'ing %(Identity)...</ExecutionDescription><DynamicSource>output</DynamicSource><QtMocDir>$(Configuration)</QtMocDir><QtMocFileName>moc_%(Filename).cpp</QtMocFileName></QtMoc><QtRcc><Compression>default</Compression><ExecutionDescription>Rcc'ing %(Identity)...</ExecutionDescription><QtRccDir>$(Configuration)</QtRccDir><QtRccFileName>qrc_%(Filename).cpp</QtRccFileName></QtRcc><QtUic><ExecutionDescription>Uic'ing %(Identity)...</ExecutionDescription><QtUicDir>$(ProjectDir)</QtUicDir><QtUicFileName>ui_%(Filename).h</QtUicFileName></QtUic></ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
@@ -99,7 +99,7 @@
       <ExceptionHandling>Sync</ExceptionHandling>
       <ObjectFileName>debug\</ObjectFileName>
       <Optimization>Disabled</Optimization>
-      <PreprocessorDefinitions>_WINDOWS;UNICODE;_UNICODE;WIN32;_ENABLE_EXTENDED_ALIGNED_STORAGE;WFVIEW_VERSION="1.54";BUILD_WFVIEW;__WINDOWS_WASAPI__;QT_DEPRECATED_WARNINGS;QCUSTOMPLOT_COMPILE_LIBRARY;USE_SSE;USE_SSE2;OUTSIDE_SPEEX;RANDOM_PREFIX=wf;EIGEN_MPL2_ONLY;EIGEN_DONT_VECTORIZE;EIGEN_VECTORIZE_SSE3;PREFIX="/usr/local";GITSHORT="0d2d9ba";HOST="wfview.org";UNAME="build";%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_WINDOWS;UNICODE;_UNICODE;WIN32;_ENABLE_EXTENDED_ALIGNED_STORAGE;WFVIEW_VERSION="1.54";BUILD_WFVIEW;__WINDOWS_WASAPI__;QT_DEPRECATED_WARNINGS;QCUSTOMPLOT_COMPILE_LIBRARY;USE_SSE;USE_SSE2;OUTSIDE_SPEEX;RANDOM_PREFIX=wf;EIGEN_MPL2_ONLY;EIGEN_DONT_VECTORIZE;EIGEN_VECTORIZE_SSE3;PREFIX="/usr/local";GITSHORT="7dfdc5e";HOST="wfview.org";UNAME="build";%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <PreprocessToFile>false</PreprocessToFile>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
       <SuppressStartupBanner>true</SuppressStartupBanner>
@@ -124,7 +124,7 @@
       <WarningLevel>0</WarningLevel>
     </Midl>
     <ResourceCompile>
-      <PreprocessorDefinitions>_WINDOWS;UNICODE;_UNICODE;WIN32;_ENABLE_EXTENDED_ALIGNED_STORAGE;WFVIEW_VERSION=\"1.54\";BUILD_WFVIEW;__WINDOWS_WASAPI__;QT_DEPRECATED_WARNINGS;QCUSTOMPLOT_COMPILE_LIBRARY;USE_SSE;USE_SSE2;OUTSIDE_SPEEX;RANDOM_PREFIX=wf;EIGEN_MPL2_ONLY;EIGEN_DONT_VECTORIZE;EIGEN_VECTORIZE_SSE3;PREFIX=\"/usr/local\";GITSHORT=\"0d2d9ba\";HOST=\"wfview.org\";UNAME=\"build\";QT_MULTIMEDIA_LIB;QT_PRINTSUPPORT_LIB;QT_WIDGETS_LIB;QT_GUI_LIB;QT_SERIALPORT_LIB;QT_NETWORK_LIB;QT_XML_LIB;QT_CORE_LIB;_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_WINDOWS;UNICODE;_UNICODE;WIN32;_ENABLE_EXTENDED_ALIGNED_STORAGE;WFVIEW_VERSION=\"1.54\";BUILD_WFVIEW;__WINDOWS_WASAPI__;QT_DEPRECATED_WARNINGS;QCUSTOMPLOT_COMPILE_LIBRARY;USE_SSE;USE_SSE2;OUTSIDE_SPEEX;RANDOM_PREFIX=wf;EIGEN_MPL2_ONLY;EIGEN_DONT_VECTORIZE;EIGEN_VECTORIZE_SSE3;PREFIX=\"/usr/local\";GITSHORT=\"7dfdc5e\";HOST=\"wfview.org\";UNAME=\"build\";QT_MULTIMEDIA_LIB;QT_PRINTSUPPORT_LIB;QT_WIDGETS_LIB;QT_GUI_LIB;QT_SERIALPORT_LIB;QT_NETWORK_LIB;QT_XML_LIB;QT_CORE_LIB;_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ResourceCompile>
   <QtMoc><CompilerFlavor>msvc</CompilerFlavor><Include>./$(Configuration)/moc_predefs.h</Include><ExecutionDescription>Moc'ing %(Identity)...</ExecutionDescription><DynamicSource>output</DynamicSource><QtMocDir>$(Configuration)</QtMocDir><QtMocFileName>moc_%(Filename).cpp</QtMocFileName></QtMoc><QtRcc><Compression>default</Compression><ExecutionDescription>Rcc'ing %(Identity)...</ExecutionDescription><QtRccDir>$(Configuration)</QtRccDir><QtRccFileName>qrc_%(Filename).cpp</QtRccFileName></QtRcc><QtUic><ExecutionDescription>Uic'ing %(Identity)...</ExecutionDescription><QtUicDir>$(ProjectDir)</QtUicDir><QtUicFileName>ui_%(Filename).h</QtUicFileName></QtUic></ItemDefinitionGroup>
   <ItemGroup>