diff --git a/projects/VC100/SimGear.vcxproj b/projects/VC100/SimGear.vcxproj
index b36622bd..a61edd1f 100644
--- a/projects/VC100/SimGear.vcxproj
+++ b/projects/VC100/SimGear.vcxproj
@@ -228,6 +228,7 @@
     <ClCompile Include="..\..\simgear\route\route.cxx" />
     <ClCompile Include="..\..\simgear\route\waypoint.cxx" />
     <ClCompile Include="..\..\simgear\scene\material\mipmap.cxx" />
+    <ClCompile Include="..\..\simgear\scene\model\ConditionNode.cxx" />
     <ClCompile Include="..\..\simgear\screen\extensions.cxx" />
     <ClCompile Include="..\..\simgear\screen\jpgfactory.cxx" />
     <ClCompile Include="..\..\simgear\screen\screen-dump.cxx" />
@@ -429,6 +430,7 @@
     <ClInclude Include="..\..\simgear\route\route.hxx" />
     <ClInclude Include="..\..\simgear\route\waypoint.hxx" />
     <ClInclude Include="..\..\simgear\scene\material\mipmap.hxx" />
+    <ClInclude Include="..\..\simgear\scene\model\ConditionNode.hxx" />
     <ClInclude Include="..\..\simgear\screen\colors.hxx" />
     <ClInclude Include="..\..\simgear\screen\extensions.hxx" />
     <ClInclude Include="..\..\simgear\screen\jpgfactory.hxx" />
diff --git a/projects/VC100/SimGear.vcxproj.filters b/projects/VC100/SimGear.vcxproj.filters
index 8d053727..4500864a 100644
--- a/projects/VC100/SimGear.vcxproj.filters
+++ b/projects/VC100/SimGear.vcxproj.filters
@@ -597,6 +597,9 @@
     <ClCompile Include="..\..\simgear\scene\material\mipmap.cxx">
       <Filter>Lib_sgmaterial</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\simgear\scene\model\ConditionNode.cxx">
+      <Filter>Lib_sgmodel</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\..\simgear\bucket\newbucket.hxx">
@@ -1195,6 +1198,9 @@
     <ClInclude Include="..\..\simgear\scene\material\mipmap.hxx">
       <Filter>Lib_sgmaterial</Filter>
     </ClInclude>
+    <ClInclude Include="..\..\simgear\scene\model\ConditionNode.hxx">
+      <Filter>Lib_sgmodel</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <None Include="..\..\simgear\math\linintp2.inl">