diff --git a/projects/openttd.vcproj b/projects/openttd.vcproj
index 7ecb68cdb0..2c3c68cf5b 100644
--- a/projects/openttd.vcproj
+++ b/projects/openttd.vcproj
@@ -389,6 +389,9 @@
 			<File
 				RelativePath=".\..\src\airport_movement.h">
 			</File>
+			<File
+				RelativePath=".\..\src\articulated_vehicles.h">
+			</File>
 			<File
 				RelativePath=".\..\src\autoreplace_cmd.h">
 			</File>
diff --git a/projects/openttd_vs80.vcproj b/projects/openttd_vs80.vcproj
index 2f461495b1..c3e0a1adcc 100644
--- a/projects/openttd_vs80.vcproj
+++ b/projects/openttd_vs80.vcproj
@@ -747,6 +747,10 @@
 				RelativePath=".\..\src\airport_movement.h"
 				>
 			</File>
+			<File
+				RelativePath=".\..\src\articulated_vehicles.h"
+				>
+			</File>
 			<File
 				RelativePath=".\..\src\autoreplace_cmd.h"
 				>
diff --git a/source.list b/source.list
index c373f5f4f0..5bc8880bda 100644
--- a/source.list
+++ b/source.list
@@ -97,6 +97,7 @@ window.cpp
 aircraft.h
 airport.h
 airport_movement.h
+articulated_vehicles.h
 autoreplace_cmd.h
 aystar.h
 bmp.h