diff --git a/mk/windoze/glest_game.vcproj b/mk/windoze/glest_game.vcproj
index 520e790d..72ca60ae 100644
--- a/mk/windoze/glest_game.vcproj
+++ b/mk/windoze/glest_game.vcproj
@@ -332,6 +332,10 @@
 				RelativePath="..\..\source\glest_game\facilities\logger.h"
 				>
 			</File>
+			<File
+				RelativePath="..\..\source\glest_game\network\network_protocol.cpp"
+				>
+			</File>
 		</Filter>
 		<Filter
 			Name="ai"
@@ -362,6 +366,10 @@
 				RelativePath="..\..\source\glest_game\ai\ai_rule.h"
 				>
 			</File>
+			<File
+				RelativePath="..\..\source\glest_game\network\network_protocol.h"
+				>
+			</File>
 			<File
 				RelativePath="..\..\source\glest_game\ai\path_finder.cpp"
 				>
diff --git a/mk/windoze/glest_game.vcxproj b/mk/windoze/glest_game.vcxproj
index 4e7aff62..f741f6ed 100644
--- a/mk/windoze/glest_game.vcxproj
+++ b/mk/windoze/glest_game.vcxproj
@@ -241,6 +241,7 @@
     <ClCompile Include="..\..\source\glest_game\network\network_interface.cpp" />
     <ClCompile Include="..\..\source\glest_game\network\network_manager.cpp" />
     <ClCompile Include="..\..\source\glest_game\network\network_message.cpp" />
+    <ClCompile Include="..\..\source\glest_game\network\network_protocol.cpp" />
     <ClCompile Include="..\..\source\glest_game\network\network_types.cpp" />
     <ClCompile Include="..\..\source\glest_game\network\server_interface.cpp" />
     <ClCompile Include="..\..\source\glest_game\sound\sound_container.cpp" />
@@ -324,6 +325,7 @@
     <ClInclude Include="..\..\source\glest_game\network\network_interface.h" />
     <ClInclude Include="..\..\source\glest_game\network\network_manager.h" />
     <ClInclude Include="..\..\source\glest_game\network\network_message.h" />
+    <ClInclude Include="..\..\source\glest_game\network\network_protocol.h" />
     <ClInclude Include="..\..\source\glest_game\network\network_types.h" />
     <ClInclude Include="..\..\source\glest_game\network\server_interface.h" />
     <ClInclude Include="..\..\source\glest_game\sound\sound_container.h" />