--- a/src/vehicle.cpp	Fri Mar 23 12:03:41 2007 +0000
+++ b/src/vehicle.cpp	Sat Mar 31 12:34:36 2007 +0000
@@ -789,12 +789,12 @@
 	int32 base_cost = 0;
 
 	switch (GetEngine(engine_type)->type) {
-		case VEH_SHIP: base_cost = _price.ship_base; break;
-		case VEH_ROAD: base_cost = _price.roadveh_base; break;
-		case VEH_AIRCRAFT: base_cost = _price.aircraft_base; break;
+		case VEH_SHIP: base_cost = _eco->GetPrice(CEconomy::SHIP_BASE); break;
+		case VEH_ROAD: base_cost = _eco->GetPrice(CEconomy::ROADVEH_BASE); break;
+		case VEH_AIRCRAFT: base_cost = _eco->GetPrice(CEconomy::AIRCRAFT_BASE); break;
 		case VEH_TRAIN:
 			base_cost = 2 * ((RailVehInfo(engine_type)->railveh_type == RAILVEH_WAGON) ?
-							 _price.build_railwagon : _price.build_railvehicle);
+							 _eco->GetPrice(CEconomy::BUILD_RAILWAGON) : _eco->GetPrice(CEconomy::BUILD_RAILVEHICLE));
 			break;
 		default: NOT_REACHED(); break;
 	}