diff --git a/ttd.dsp b/ttd.dsp
index 81fa94af44..ae57b79e96 100644
--- a/ttd.dsp
+++ b/ttd.dsp
@@ -212,10 +212,6 @@ SOURCE=.\gfx.c
 # End Source File
 # Begin Source File
 
-SOURCE=.\newgrf.c
-# End Source File
-# Begin Source File
-
 SOURCE=.\landscape.c
 # End Source File
 # Begin Source File
@@ -257,6 +253,10 @@ SOURCE=.\network.c
 # End Source File
 # Begin Source File
 
+SOURCE=.\newgrf.c
+# End Source File
+# Begin Source File
+
 SOURCE=.\oldloader.c
 # End Source File
 # Begin Source File
@@ -989,6 +989,66 @@ SOURCE=.\table\unmovable_land.h
 SOURCE=.\table\water_land.h
 # End Source File
 # End Group
+# Begin Group "Network Source Files"
+
+# PROP Default_Filter ""
+# Begin Source File
+
+SOURCE=.\callback_table.c
+# End Source File
+# Begin Source File
+
+SOURCE=.\dedicated.c
+# End Source File
+# Begin Source File
+
+SOURCE=.\network_client.c
+# End Source File
+# Begin Source File
+
+SOURCE=.\network_data.c
+# End Source File
+# Begin Source File
+
+SOURCE=.\network_gamelist.c
+# End Source File
+# Begin Source File
+
+SOURCE=.\network_server.c
+# End Source File
+# Begin Source File
+
+SOURCE=.\network_udp.c
+# End Source File
+# End Group
+# Begin Group "Network Header Files"
+
+# PROP Default_Filter ""
+# Begin Source File
+
+SOURCE=.\network_client.h
+# End Source File
+# Begin Source File
+
+SOURCE=.\network_core.h
+# End Source File
+# Begin Source File
+
+SOURCE=.\network_data.h
+# End Source File
+# Begin Source File
+
+SOURCE=.\network_gamelist.h
+# End Source File
+# Begin Source File
+
+SOURCE=.\network_server.h
+# End Source File
+# Begin Source File
+
+SOURCE=.\network_udp.h
+# End Source File
+# End Group
 # Begin Source File
 
 SOURCE=.\changelog.txt