--- a/src/station.h	Sun Jul 22 22:28:46 2007 +0000
+++ b/src/station.h	Mon Jul 23 22:20:36 2007 +0000
@@ -119,7 +119,7 @@
 			return type == RoadStop::BUS ? bus_stops : truck_stops;
 		}
 
-		const AirportFTAClass *Airport() const
+		AirportFTAClass *Airport() const
 		{
 			if (airport_tile == 0) return GetAirport(AT_DUMMY);
 			return GetAirport(airport_type);