diff --git a/src/windows/Stella.vcxproj b/src/windows/Stella.vcxproj
index 623958114..0d8270a8f 100644
--- a/src/windows/Stella.vcxproj
+++ b/src/windows/Stella.vcxproj
@@ -324,6 +324,7 @@
     <ClCompile Include="..\emucore\CartE78K.cxx" />
     <ClCompile Include="..\emucore\CartWD.cxx" />
     <ClCompile Include="..\emucore\CompuMate.cxx" />
+    <ClCompile Include="..\emucore\EmulationTiming.cxx" />
     <ClCompile Include="..\emucore\FBSurface.cxx" />
     <ClCompile Include="..\emucore\MindLink.cxx" />
     <ClCompile Include="..\emucore\PointingDevice.cxx" />
@@ -623,6 +624,7 @@
     <ClInclude Include="..\emucore\CartE78K.hxx" />
     <ClInclude Include="..\emucore\CartWD.hxx" />
     <ClInclude Include="..\emucore\CompuMate.hxx" />
+    <ClInclude Include="..\emucore\EmulationTiming.hxx" />
     <ClInclude Include="..\emucore\EventHandlerConstants.hxx" />
     <ClInclude Include="..\emucore\FBSurface.hxx" />
     <ClInclude Include="..\emucore\FrameBufferConstants.hxx" />
diff --git a/src/windows/Stella.vcxproj.filters b/src/windows/Stella.vcxproj.filters
index 2acabdb55..b5fc3627f 100644
--- a/src/windows/Stella.vcxproj.filters
+++ b/src/windows/Stella.vcxproj.filters
@@ -885,15 +885,6 @@
     <ClCompile Include="..\emucore\tia\frame-manager\YStartDetector.cxx">
       <Filter>Source Files\emucore\tia</Filter>
     </ClCompile>
-    <ClCompile Include="..\common\AudioQueue.cxx">
-      <Filter>Source Files\emucore</Filter>
-    </ClCompile>
-    <ClCompile Include="..\emucore\tia\AudioChannel.cxx">
-      <Filter>Source Files\emucore\tia</Filter>
-    </ClCompile>
-    <ClCompile Include="..\emucore\tia\Audio.cxx">
-      <Filter>Source Files\emucore\tia</Filter>
-	</ClCompile>
     <ClCompile Include="..\gui\TimeLineWidget.cxx">
       <Filter>Source Files\gui</Filter>
     </ClCompile>
@@ -906,6 +897,18 @@
     <ClCompile Include="..\common\PKeyboardHandler.cxx">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="..\emucore\tia\Audio.cxx">
+      <Filter>Source Files\emucore\tia</Filter>
+    </ClCompile>
+    <ClCompile Include="..\emucore\tia\AudioChannel.cxx">
+      <Filter>Source Files\emucore\tia</Filter>
+    </ClCompile>
+    <ClCompile Include="..\common\AudioQueue.cxx">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\emucore\EmulationTiming.cxx">
+      <Filter>Source Files\emucore</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\common\bspf.hxx">
@@ -1835,14 +1838,6 @@
     <ClInclude Include="..\emucore\tia\TIAConstants.hxx">
       <Filter>Header Files\emucore\tia</Filter>
     </ClInclude>
-    <ClInclude Include="..\common\AudioQueue.hxx">
-      <Filter>Header Files\emucore</Filter>
-    </ClInclude>
-    <ClInclude Include="..\emucore\tia\AudioChannel.hxx">
-      <Filter>Header Files\emucore\tia</Filter>
-    </ClInclude>
-    <ClInclude Include="..\emucore\tia\Audio.hxx">
-      <Filter>Header Files\emucore\tia</Filter>
     <ClInclude Include="..\gui\TimeLineWidget.hxx">
       <Filter>Header Files\gui</Filter>
     </ClInclude>
@@ -1855,6 +1850,18 @@
     <ClInclude Include="..\common\PKeyboardHandler.hxx">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="..\emucore\tia\Audio.hxx">
+      <Filter>Header Files\emucore\tia</Filter>
+    </ClInclude>
+    <ClInclude Include="..\emucore\tia\AudioChannel.hxx">
+      <Filter>Header Files\emucore\tia</Filter>
+    </ClInclude>
+    <ClInclude Include="..\common\AudioQueue.hxx">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="..\emucore\EmulationTiming.hxx">
+      <Filter>Header Files\emucore</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <None Include="stella.ico">
@@ -1867,4 +1874,4 @@
       <Filter>Resource Files</Filter>
     </ResourceCompile>
   </ItemGroup>
-</Project>
+</Project>
\ No newline at end of file