diff --git a/src/newgrf_debug_gui.cpp b/src/newgrf_debug_gui.cpp
--- a/src/newgrf_debug_gui.cpp
+++ b/src/newgrf_debug_gui.cpp
@@ -14,17 +14,13 @@
 #include "window_gui.h"
 #include "window_func.h"
 #include "fileio_func.h"
-#include "gfx_func.h"
 #include "spritecache.h"
 #include "string_func.h"
 #include "strings_func.h"
 #include "textbuf_gui.h"
-#include "tunnelbridge_map.h"
 
 #include "engine_base.h"
-#include "house.h"
 #include "industry.h"
-#include "rail.h"
 #include "station_base.h"
 #include "town.h"
 #include "vehicle_base.h"