diff --git a/AppleWinExpress2019.vcxproj b/AppleWinExpress2019.vcxproj
index 92aeb779..91118067 100644
--- a/AppleWinExpress2019.vcxproj
+++ b/AppleWinExpress2019.vcxproj
@@ -90,6 +90,7 @@
     <ClInclude Include="source\LanguageCard.h" />
     <ClInclude Include="source\Log.h" />
     <ClInclude Include="source\Memory.h" />
+    <ClInclude Include="source\MemoryDefs.h" />
     <ClInclude Include="source\Mockingboard.h" />
     <ClInclude Include="source\MockingboardCardManager.h" />
     <ClInclude Include="source\MockingboardDefs.h" />
@@ -509,7 +510,7 @@
     </Link>
     <PreBuildEvent>
       <Command>echo Performing unit-test: TestCPU6502
-.\Debug\TestCPU6502.exe</Command>
+".\Debug v141_xp\TestCPU6502.exe"</Command>
     </PreBuildEvent>
     <PreBuildEvent>
       <Message>Performing unit-test: TestCPU6502</Message>
@@ -601,7 +602,7 @@
     </Link>
     <PreBuildEvent>
       <Command>echo Performing unit-test: TestCPU6502
-.\Release\TestCPU6502.exe</Command>
+".\Release v141_xp\TestCPU6502.exe"</Command>
     </PreBuildEvent>
     <PreBuildEvent>
       <Message>Performing unit-test: TestCPU6502</Message>
diff --git a/AppleWinExpress2019.vcxproj.filters b/AppleWinExpress2019.vcxproj.filters
index 2b95d516..731aaa2b 100644
--- a/AppleWinExpress2019.vcxproj.filters
+++ b/AppleWinExpress2019.vcxproj.filters
@@ -618,6 +618,9 @@
     <ClInclude Include="source\MockingboardDefs.h">
       <Filter>Source Files\Emulator</Filter>
     </ClInclude>
+    <ClInclude Include="source\MemoryDefs.h">
+      <Filter>Source Files\Emulator</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <Image Include="resource\Applewin.bmp">