diff --git a/src/ship.h b/src/ship.h
--- a/src/ship.h
+++ b/src/ship.h
@@ -7,7 +7,6 @@
 
 #include "vehicle_base.h"
 #include "engine.h"
-#include "variables.h"
 #include "economy_func.h"
 
 void CcBuildShip(bool success, TileIndex tile, uint32 p1, uint32 p2);