diff --git a/src/build_vehicle_gui.cpp b/src/build_vehicle_gui.cpp
--- a/src/build_vehicle_gui.cpp
+++ b/src/build_vehicle_gui.cpp
@@ -16,6 +16,7 @@
 #include "vehicle.h"
 #include "articulated_vehicles.h"
 #include "gfx.h"
+#include "textbuf_gui.h"
 #include "station.h"
 #include "command.h"
 #include "engine.h"