diff --git a/src/industry.h b/src/industry.h
index bf60975a7f..f3f0ca2ca8 100644
--- a/src/industry.h
+++ b/src/industry.h
@@ -9,7 +9,7 @@
 #include "helpers.hpp"
 #include "newgrf_storage.h"
 
-typedef byte IndustryGfx;
+typedef uint16 IndustryGfx;
 typedef uint8 IndustryType;
 
 enum {