diff --git a/build_scripts/qt/compilers/clang-msvc.pri b/build_scripts/qt/compilers/clang-msvc.pri
index b7f3398..a554020 100644
--- a/build_scripts/qt/compilers/clang-msvc.pri
+++ b/build_scripts/qt/compilers/clang-msvc.pri
@@ -15,4 +15,4 @@ QMAKE_CXXFLAGS += -Wmost
 QMAKE_CXXFLAGS += -Weffc++
 
 #QMAKE_CXXFLAGS += -Wconversion
-#QMAKE_CXXFLAGS +=  -Wsign-conversion
+QMAKE_CXXFLAGS +=  -Wsign-conversion
diff --git a/src/tabcontrollers/AudioTabController.cpp b/src/tabcontrollers/AudioTabController.cpp
index 9dcfedf..f1faebe 100644
--- a/src/tabcontrollers/AudioTabController.cpp
+++ b/src/tabcontrollers/AudioTabController.cpp
@@ -750,7 +750,7 @@ void AudioTabController::reloadAudioProfiles()
     {
         settings->setArrayIndex( i );
         audioProfiles.emplace_back();
-        auto& entry = audioProfiles[i];
+        auto& entry = audioProfiles[static_cast<size_t>( i )];
         entry.profileName
             = settings->value( "profileName" ).toString().toStdString();
         entry.playbackName
@@ -1044,7 +1044,7 @@ void AudioTabController::applyDefaultProfile()
         if ( profile.defaultProfile )
         {
             applyAudioProfile( i );
-            m_defaultProfileIndex = i;
+            m_defaultProfileIndex = static_cast<int>( i );
             break;
         }
     }
diff --git a/src/tabcontrollers/ChaperoneTabController.cpp b/src/tabcontrollers/ChaperoneTabController.cpp
index 752c852..0fd5de3 100644
--- a/src/tabcontrollers/ChaperoneTabController.cpp
+++ b/src/tabcontrollers/ChaperoneTabController.cpp
@@ -70,7 +70,7 @@ void ChaperoneTabController::reloadChaperoneProfiles()
     {
         settings->setArrayIndex( i );
         chaperoneProfiles.emplace_back();
-        auto& entry = chaperoneProfiles[i];
+        auto& entry = chaperoneProfiles[static_cast<size_t>( i )];
         entry.profileName
             = settings->value( "profileName" ).toString().toStdString();
         entry.includesChaperoneGeometry
@@ -229,7 +229,7 @@ void ChaperoneTabController::saveChaperoneProfiles()
     unsigned i = 0;
     for ( auto& p : chaperoneProfiles )
     {
-        settings->setArrayIndex( i );
+        settings->setArrayIndex( static_cast<int>( i ) );
         settings->setValue( "profileName",
                             QString::fromStdString( p.profileName ) );
         settings->setValue( "includesChaperoneGeometry",
diff --git a/src/tabcontrollers/PttController.cpp b/src/tabcontrollers/PttController.cpp
index 99412f6..5119cdf 100644
--- a/src/tabcontrollers/PttController.cpp
+++ b/src/tabcontrollers/PttController.cpp
@@ -65,7 +65,7 @@ void PttController::reloadPttProfiles()
     {
         settings->setArrayIndex( i );
         pttProfiles.emplace_back();
-        auto& entry = pttProfiles[i];
+        auto& entry = pttProfiles[static_cast<size_t>( i )];
         entry.profileName
             = settings->value( "profileName" ).toString().toStdString();
         entry.showNotification
@@ -117,7 +117,7 @@ void PttController::savePttProfiles()
     unsigned i = 0;
     for ( auto& p : pttProfiles )
     {
-        settings->setArrayIndex( i );
+        settings->setArrayIndex( static_cast<int>( i ) );
         settings->setValue( "profileName",
                             QString::fromStdString( p.profileName ) );
         settings->setValue( "showNotification", p.showNotification );
@@ -359,7 +359,8 @@ unsigned long PttController::pttDigitalButtonMask( unsigned controller )
 {
     if ( controller < 2 )
     {
-        return m_pttControllerConfigs[controller].digitalButtonMask;
+        return static_cast<unsigned long>(
+            m_pttControllerConfigs[controller].digitalButtonMask );
     }
     return 0;
 }
diff --git a/src/tabcontrollers/ReviveTabController.cpp b/src/tabcontrollers/ReviveTabController.cpp
index 61b66d6..50a6f81 100644
--- a/src/tabcontrollers/ReviveTabController.cpp
+++ b/src/tabcontrollers/ReviveTabController.cpp
@@ -1207,7 +1207,7 @@ void ReviveTabController::reloadControllerProfiles()
     {
         settings->setArrayIndex( i );
         controllerProfiles.emplace_back();
-        auto& entry = controllerProfiles[i];
+        auto& entry = controllerProfiles[static_cast<size_t>( i )];
         entry.profileName
             = settings->value( "profileName" ).toString().toStdString();
         entry.gripButtonMode = settings->value( "gripButtonMode", 0 ).toInt();
@@ -1234,7 +1234,7 @@ void ReviveTabController::saveControllerProfiles()
     unsigned i = 0;
     for ( auto& p : controllerProfiles )
     {
-        settings->setArrayIndex( i );
+        settings->setArrayIndex( static_cast<int>( i ) );
         settings->setValue( "profileName",
                             QString::fromStdString( p.profileName ) );
         settings->setValue( "gripButtonMode", p.gripButtonMode );
diff --git a/src/tabcontrollers/SteamVRTabController.cpp b/src/tabcontrollers/SteamVRTabController.cpp
index d94332d..d7912de 100644
--- a/src/tabcontrollers/SteamVRTabController.cpp
+++ b/src/tabcontrollers/SteamVRTabController.cpp
@@ -204,7 +204,7 @@ void SteamVRTabController::reloadSteamVRProfiles()
     {
         settings->setArrayIndex( i );
         steamvrProfiles.emplace_back();
-        auto& entry = steamvrProfiles[i];
+        auto& entry = steamvrProfiles[static_cast<size_t>( i )];
         entry.profileName
             = settings->value( "profileName" ).toString().toStdString();
         entry.includesSupersampling
@@ -243,7 +243,7 @@ void SteamVRTabController::saveSteamVRProfiles()
     unsigned i = 0;
     for ( auto& p : steamvrProfiles )
     {
-        settings->setArrayIndex( i );
+        settings->setArrayIndex( static_cast<int>( i ) );
         settings->setValue( "profileName",
                             QString::fromStdString( p.profileName ) );
         settings->setValue( "includesSupersampling", p.includesSupersampling );