diff --git a/VC2010/MCServer.vcxproj b/VC2010/MCServer.vcxproj
index 06d7a971..e711a66b 100644
--- a/VC2010/MCServer.vcxproj
+++ b/VC2010/MCServer.vcxproj
@@ -517,6 +517,7 @@
     <ClInclude Include="..\Source\cGroup.h" />
     <ClInclude Include="..\Source\cGroupManager.h" />
     <ClInclude Include="..\Source\cHeartBeat.h" />
+    <ClInclude Include="..\source\ChunkDef.h" />
     <ClInclude Include="..\source\ChunkSender.h" />
     <ClInclude Include="..\source\cIsThread.h" />
     <ClInclude Include="..\Source\cLadder.h" />
diff --git a/VC2010/MCServer.vcxproj.filters b/VC2010/MCServer.vcxproj.filters
index 794d49ed..8fe9c35f 100644
--- a/VC2010/MCServer.vcxproj.filters
+++ b/VC2010/MCServer.vcxproj.filters
@@ -1425,6 +1425,7 @@
     <ClInclude Include="..\source\WSSAnvil.h" />
     <ClInclude Include="..\source\NBT.h" />
     <ClInclude Include="..\source\WGFlat.h" />
+    <ClInclude Include="..\source\ChunkDef.h" />
   </ItemGroup>
   <ItemGroup>
     <None Include="..\source\AllToLua.pkg">