diff --git a/src/debugger/gui/CartELFWidget.cxx b/src/debugger/gui/CartELFWidget.cxx
index 85e5c9858..623d79cec 100644
--- a/src/debugger/gui/CartELFWidget.cxx
+++ b/src/debugger/gui/CartELFWidget.cxx
@@ -23,6 +23,7 @@
 #include "ScrollBarWidget.hxx"
 #include "StringListWidget.hxx"
 
+// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 CartridgeELFWidget::CartridgeELFWidget(GuiObject* boss, const GUI::Font& lfont,
                        const GUI::Font& nfont,
                        int x, int y, int w, int h,
diff --git a/src/emucore/CortexM0.cxx b/src/emucore/CortexM0.cxx
index 3dae40e63..38e480423 100644
--- a/src/emucore/CortexM0.cxx
+++ b/src/emucore/CortexM0.cxx
@@ -689,7 +689,7 @@ void CortexM0::MemoryRegion::reset()
   access.emplace<std::monostate>();
 
   accessWatermarkHigh = 0;
-  accessWatermarkLow = ~0;
+  accessWatermarkLow = ~0U;
   dirty = false;
 }
 
diff --git a/src/os/windows/Stella.vcxproj b/src/os/windows/Stella.vcxproj
index 56f11c4be..33afcf556 100755
--- a/src/os/windows/Stella.vcxproj
+++ b/src/os/windows/Stella.vcxproj
@@ -547,6 +547,7 @@
     <ClCompile Include="..\..\debugger\gui\CartEFWidget.cxx">
       <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug-NoDebugger|x64'">true</ExcludedFromBuild>
     </ClCompile>
+    <ClCompile Include="..\..\debugger\gui\CartELFWidget.cxx" />
     <ClCompile Include="..\..\debugger\gui\CartEnhancedWidget.cxx">
       <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug-NoDebugger|x64'">true</ExcludedFromBuild>
     </ClCompile>
@@ -1519,6 +1520,7 @@
     <ClInclude Include="..\..\debugger\gui\CartEFWidget.hxx">
       <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug-NoDebugger|x64'">true</ExcludedFromBuild>
     </ClInclude>
+    <ClInclude Include="..\..\debugger\gui\CartELFWidget.hxx" />
     <ClInclude Include="..\..\debugger\gui\CartEnhancedWidget.hxx">
       <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug-NoDebugger|x64'">true</ExcludedFromBuild>
     </ClInclude>
diff --git a/src/os/windows/Stella.vcxproj.filters b/src/os/windows/Stella.vcxproj.filters
index 5dda10ff9..90e54e523 100644
--- a/src/os/windows/Stella.vcxproj.filters
+++ b/src/os/windows/Stella.vcxproj.filters
@@ -1266,6 +1266,9 @@
     <ClCompile Include="..\..\emucore\CortexM0.cxx">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\debugger\gui\CartELFWidget.cxx">
+      <Filter>Source Files\debugger\gui</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\..\emucore\AtariVox.hxx">
@@ -2564,6 +2567,9 @@
     <ClInclude Include="..\..\lib\json\json.hpp">
       <Filter>Header Files\lib\json</Filter>
     </ClInclude>
+    <ClInclude Include="..\..\debugger\gui\CartELFWidget.hxx">
+      <Filter>Header Files\debugger\gui</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <None Include="stella.ico">