diff --git a/src/win32/Stella.vcxproj b/src/win32/Stella.vcxproj
index c51dc3cf3..9dd669651 100644
--- a/src/win32/Stella.vcxproj
+++ b/src/win32/Stella.vcxproj
@@ -397,6 +397,10 @@ SDLmain.lib
     <ClInclude Include="..\common\FrameBufferGL.hxx" />
     <ClInclude Include="..\common\FrameBufferSoft.hxx" />
     <ClInclude Include="..\common\GLShaderProgs.hxx" />
+    <ClInclude Include="..\libpng\pngdebug.h" />
+    <ClInclude Include="..\libpng\pnginfo.h" />
+    <ClInclude Include="..\libpng\pnglibconf.h" />
+    <ClInclude Include="..\libpng\pngstruct.h" />
     <ClInclude Include="HomeFinder.hxx" />
     <ClInclude Include="OSystemWin32.hxx" />
     <ClInclude Include="..\common\PNGLibrary.hxx" />
@@ -584,4 +588,4 @@ SDLmain.lib
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
   </ImportGroup>
-</Project>
+</Project>
\ No newline at end of file
diff --git a/src/win32/Stella.vcxproj.filters b/src/win32/Stella.vcxproj.filters
index 76ff5c5b2..1360b393c 100644
--- a/src/win32/Stella.vcxproj.filters
+++ b/src/win32/Stella.vcxproj.filters
@@ -1136,6 +1136,18 @@
     <ClInclude Include="..\libpng\pngpriv.h">
       <Filter>Header Files\libpng</Filter>
     </ClInclude>
+    <ClInclude Include="..\libpng\pngdebug.h">
+      <Filter>Header Files\libpng</Filter>
+    </ClInclude>
+    <ClInclude Include="..\libpng\pnginfo.h">
+      <Filter>Header Files\libpng</Filter>
+    </ClInclude>
+    <ClInclude Include="..\libpng\pnglibconf.h">
+      <Filter>Header Files\libpng</Filter>
+    </ClInclude>
+    <ClInclude Include="..\libpng\pngstruct.h">
+      <Filter>Header Files\libpng</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <None Include="stella.ico">