diff --git a/src/win/msvc/vc16/VARCem.vcxproj b/src/win/msvc/vc16/VARCem.vcxproj
index b8565c3..f3ca94e 100644
--- a/src/win/msvc/vc16/VARCem.vcxproj
+++ b/src/win/msvc/vc16/VARCem.vcxproj
@@ -174,6 +174,7 @@
     <ClCompile Include="..\..\..\devices\system\pci.c" />
     <ClCompile Include="..\..\..\devices\system\pic.c" />
     <ClCompile Include="..\..\..\devices\system\pit.c" />
+    <ClCompile Include="..\..\..\devices\system\port92.c" />
     <ClCompile Include="..\..\..\devices\system\ppi.c" />
     <ClCompile Include="..\..\..\devices\floppy\fdc.c" />
     <ClCompile Include="..\..\..\devices\floppy\fdd.c" />
@@ -515,6 +516,7 @@
     <ClInclude Include="..\..\..\devices\system\pci.h" />
     <ClInclude Include="..\..\..\devices\system\pic.h" />
     <ClInclude Include="..\..\..\devices\system\pit.h" />
+    <ClInclude Include="..\..\..\devices\system\port92.h" />
     <ClInclude Include="..\..\..\devices\system\ppi.h" />
     <ClInclude Include="..\..\..\devices\video\vid_ati.h" />
     <ClInclude Include="..\..\..\devices\video\vid_att20c49x_ramdac.h" />
diff --git a/src/win/msvc/vc16/VARCem.vcxproj.filters b/src/win/msvc/vc16/VARCem.vcxproj.filters
index 46ca044..0b15d9e 100644
--- a/src/win/msvc/vc16/VARCem.vcxproj.filters
+++ b/src/win/msvc/vc16/VARCem.vcxproj.filters
@@ -934,6 +934,9 @@
     <ClCompile Include="..\..\..\devices\video\vid_ht216.c">
       <Filter>devices\video</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\..\devices\system\port92.c">
+      <Filter>devices\system</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\..\..\config.h" />
@@ -1701,6 +1704,9 @@
     <ClInclude Include="..\..\..\devices\system\clk.h">
       <Filter>devices\system</Filter>
     </ClInclude>
+    <ClInclude Include="..\..\..\devices\system\port92.h">
+      <Filter>devices\system</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <Filter Include="cpu">