diff --git a/src/newgrf_spritegroup.h b/src/newgrf_spritegroup.h
--- a/src/newgrf_spritegroup.h
+++ b/src/newgrf_spritegroup.h
@@ -12,6 +12,7 @@
 #include "engine_type.h"
 #include "tile_type.h"
 #include "core/pool_type.hpp"
+#include "house_type.h"
 
 #include "newgrf_cargo.h"
 #include "newgrf_callbacks.h"