diff --git a/src/airport.h b/src/airport.h
--- a/src/airport.h
+++ b/src/airport.h
@@ -14,7 +14,6 @@
 
 #include "direction_type.h"
 #include "map_type.h"
-#include "tile_type.h"
 #include "date_type.h"
 
 /** Current limits for airports */