diff --git a/rigcommander.cpp b/rigcommander.cpp
index ebd7531..499ba76 100644
--- a/rigcommander.cpp
+++ b/rigcommander.cpp
@@ -142,7 +142,7 @@ void rigCommander::setup()
     spectSeqMax = 0; // this is now set after rig ID determined
     payloadPrefix = QByteArray("\xFE\xFE");
     payloadPrefix.append(civAddr);
-    payloadPrefix.append(compCivAddr);
+    payloadPrefix.append((char)compCivAddr);
 
     payloadSuffix = QByteArray("\xFD");
 
@@ -183,7 +183,7 @@ void rigCommander::findRigs()
     QByteArray data2;
     //data.setRawData("\xFE\xFE\xa2", 3);
     data.setRawData("\xFE\xFE\x00", 3);
-    data.append(compCivAddr); // wfview's address, 0xE1
+    data.append((char)compCivAddr); // wfview's address, 0xE1
     data2.setRawData("\x19\x00", 2); // get rig ID
     data.append(data2);
     data.append(payloadSuffix);
@@ -2152,7 +2152,7 @@ void rigCommander::determineRigCaps()
         this->civAddr = incomingCIVAddr; // Override and use immediately.
         payloadPrefix = QByteArray("\xFE\xFE");
         payloadPrefix.append(civAddr);
-        payloadPrefix.append(compCivAddr);
+        payloadPrefix.append((char)compCivAddr);
         // if there is a compile-time error, remove the following line, the "hex" part is the issue:
         qDebug() << "Using incomingCIVAddr: (int): " << this->civAddr << " hex: " << hex << this->civAddr;
         emit discoveredRigID(rigCaps);
diff --git a/wfview.vcxproj b/wfview.vcxproj
index 9327034..b93ee2c 100644
--- a/wfview.vcxproj
+++ b/wfview.vcxproj
@@ -79,7 +79,7 @@
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
     <ClCompile>
       <AdditionalIncludeDirectories>GeneratedFiles\$(ConfigurationName);GeneratedFiles;.;c:\qcustomplot;release;/include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <AdditionalOptions>-Zc:rvalueCast -Zc:inline -Zc:strictStrings -Zc:throwingNew -Zc:referenceBinding -Zc:__cplusplus -march=native -s -w34100 -w34189 -w44996 -w44456 -w44457 -w44458 %(AdditionalOptions)</AdditionalOptions>
+      <AdditionalOptions>-Zc:rvalueCast -Zc:inline -Zc:strictStrings -Zc:throwingNew -Zc:referenceBinding -Zc:__cplusplus  -s -w34100 -w34189 -w44996 -w44456 -w44457 -w44458 %(AdditionalOptions)</AdditionalOptions>
       <AssemblerListingLocation>release\</AssemblerListingLocation>
       <BrowseInformation>false</BrowseInformation>
       <DebugInformationFormat>None</DebugInformationFormat>
@@ -100,7 +100,7 @@
     <Link>
       <AdditionalDependencies>OpenGL32.lib;shell32.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <AdditionalLibraryDirectories>C:\openssl\lib;C:\Utils\my_sql\mysql-5.7.25-winx64\lib;C:\Utils\postgresql\pgsql\lib;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
-      <AdditionalOptions>-O2 -march=native -s "/MANIFESTDEPENDENCY:type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' publicKeyToken='6595b64144ccf1df' language='*' processorArchitecture='*'" %(AdditionalOptions)</AdditionalOptions>
+      <AdditionalOptions>-O2  -s "/MANIFESTDEPENDENCY:type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' publicKeyToken='6595b64144ccf1df' language='*' processorArchitecture='*'" %(AdditionalOptions)</AdditionalOptions>
       <DataExecutionPrevention>true</DataExecutionPrevention>
       <GenerateDebugInformation>false</GenerateDebugInformation>
       <IgnoreImportLibrary>true</IgnoreImportLibrary>
@@ -142,7 +142,7 @@
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
     <ClCompile>
       <AdditionalIncludeDirectories>GeneratedFiles\$(ConfigurationName);GeneratedFiles;.;c:\qcustomplot;debug;/include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <AdditionalOptions>-Zc:rvalueCast -Zc:inline -Zc:strictStrings -Zc:throwingNew -Zc:referenceBinding -Zc:__cplusplus -march=native -w34100 -w34189 -w44996 -w44456 -w44457 -w44458 %(AdditionalOptions)</AdditionalOptions>
+      <AdditionalOptions>-Zc:rvalueCast -Zc:inline -Zc:strictStrings -Zc:throwingNew -Zc:referenceBinding -Zc:__cplusplus  -w34100 -w34189 -w44996 -w44456 -w44457 -w44458 %(AdditionalOptions)</AdditionalOptions>
       <AssemblerListingLocation>debug\</AssemblerListingLocation>
       <BrowseInformation>false</BrowseInformation>
       <DebugInformationFormat>ProgramDatabase</DebugInformationFormat>
@@ -240,14 +240,14 @@
       <FileType>Document</FileType>
       <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</ExcludedFromBuild>
       <AdditionalInputs Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">$(QTDIR)\mkspecs\features\data\dummy.cpp;%(AdditionalInputs)</AdditionalInputs>
-      <Command Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">cl -Bx"$(QTDIR)\bin\qmake.exe" -nologo -Zc:wchar_t -FS -Zc:rvalueCast -Zc:inline -Zc:strictStrings -Zc:throwingNew -Zc:referenceBinding -Zc:__cplusplus -march=native -Zi -MDd -W3 -w34100 -w34189 -w44996 -w44456 -w44457 -w44458 -wd4577 -wd4467 -E $(QTDIR)\mkspecs\features\data\dummy.cpp 2&gt;NUL &gt;debug\moc_predefs.h</Command>
+      <Command Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">cl -Bx"$(QTDIR)\bin\qmake.exe" -nologo -Zc:wchar_t -FS -Zc:rvalueCast -Zc:inline -Zc:strictStrings -Zc:throwingNew -Zc:referenceBinding -Zc:__cplusplus  -Zi -MDd -W3 -w34100 -w34189 -w44996 -w44456 -w44457 -w44458 -wd4577 -wd4467 -E $(QTDIR)\mkspecs\features\data\dummy.cpp 2&gt;NUL &gt;debug\moc_predefs.h</Command>
       <Message Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">Generate moc_predefs.h</Message>
       <Outputs Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">debug\moc_predefs.h;%(Outputs)</Outputs>
     </CustomBuild>
     <CustomBuild Include="release\moc_predefs.h.cbt">
       <FileType>Document</FileType>
       <AdditionalInputs Condition="'$(Configuration)|$(Platform)'=='Release|x64'">$(QTDIR)\mkspecs\features\data\dummy.cpp;%(AdditionalInputs)</AdditionalInputs>
-      <Command Condition="'$(Configuration)|$(Platform)'=='Release|x64'">cl -Bx"$(QTDIR)\bin\qmake.exe" -nologo -Zc:wchar_t -FS -Zc:rvalueCast -Zc:inline -Zc:strictStrings -Zc:throwingNew -Zc:referenceBinding -Zc:__cplusplus -march=native -s -fvisibility=hidden -fvisibility-inlines-hidden -O2 -MD -W3 -w34100 -w34189 -w44996 -w44456 -w44457 -w44458 -wd4577 -wd4467 -E $(QTDIR)\mkspecs\features\data\dummy.cpp 2&gt;NUL &gt;release\moc_predefs.h</Command>
+      <Command Condition="'$(Configuration)|$(Platform)'=='Release|x64'">cl -Bx"$(QTDIR)\bin\qmake.exe" -nologo -Zc:wchar_t -FS -Zc:rvalueCast -Zc:inline -Zc:strictStrings -Zc:throwingNew -Zc:referenceBinding -Zc:__cplusplus  -s -fvisibility=hidden -fvisibility-inlines-hidden -O2 -MD -W3 -w34100 -w34189 -w44996 -w44456 -w44457 -w44458 -wd4577 -wd4467 -E $(QTDIR)\mkspecs\features\data\dummy.cpp 2&gt;NUL &gt;release\moc_predefs.h</Command>
       <Message Condition="'$(Configuration)|$(Platform)'=='Release|x64'">Generate moc_predefs.h</Message>
       <Outputs Condition="'$(Configuration)|$(Platform)'=='Release|x64'">release\moc_predefs.h;%(Outputs)</Outputs>
       <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>