diff --git a/projects/openttd_vs80.vcproj b/projects/openttd_vs80.vcproj
index bb1b31a9e8..0b377f06e5 100644
--- a/projects/openttd_vs80.vcproj
+++ b/projects/openttd_vs80.vcproj
@@ -1187,6 +1187,10 @@
 				RelativePath=".\..\src\newgrf_properties.h"
 				>
 			</File>
+			<File
+				RelativePath=".\..\src\newgrf_railtype.h"
+				>
+			</File>
 			<File
 				RelativePath=".\..\src\newgrf_sound.h"
 				>
@@ -3195,6 +3199,10 @@
 				RelativePath=".\..\src\newgrf_industrytiles.cpp"
 				>
 			</File>
+			<File
+				RelativePath=".\..\src\newgrf_railtype.cpp"
+				>
+			</File>
 			<File
 				RelativePath=".\..\src\newgrf_sound.cpp"
 				>
diff --git a/projects/openttd_vs90.vcproj b/projects/openttd_vs90.vcproj
index eaaf5dd606..da5a92293c 100644
--- a/projects/openttd_vs90.vcproj
+++ b/projects/openttd_vs90.vcproj
@@ -1184,6 +1184,10 @@
 				RelativePath=".\..\src\newgrf_properties.h"
 				>
 			</File>
+			<File
+				RelativePath=".\..\src\newgrf_railtype.h"
+				>
+			</File>
 			<File
 				RelativePath=".\..\src\newgrf_sound.h"
 				>
@@ -3192,6 +3196,10 @@
 				RelativePath=".\..\src\newgrf_industrytiles.cpp"
 				>
 			</File>
+			<File
+				RelativePath=".\..\src\newgrf_railtype.cpp"
+				>
+			</File>
 			<File
 				RelativePath=".\..\src\newgrf_sound.cpp"
 				>