diff -r 5d785e184f2d -r b3dbb8b51870 src/newgrf.cpp
--- a/src/newgrf.cpp	Fri Jul 25 22:37:34 2008 +0000
+++ b/src/newgrf.cpp	Sat Jul 26 07:43:20 2008 +0000
@@ -584,7 +584,7 @@
 			} break;
 
 			case 0x1A: // Alter purchase list sort order
-				AlterVehicleListOrder(e->index, grf_load_byte(&buf));
+				AlterVehicleListOrder(e->index, grf_load_extended(&buf));
 				break;
 
 			case 0x1B: // Powered wagons power bonus
@@ -793,7 +793,7 @@
 				break;
 
 			case 0x20: // Alter purchase list sort order
-				AlterVehicleListOrder(e->index, grf_load_byte(&buf));
+				AlterVehicleListOrder(e->index, grf_load_extended(&buf));
 				break;
 
 			default:
@@ -904,7 +904,7 @@
 				break;
 
 			case 0x1B: // Alter purchase list sort order
-				AlterVehicleListOrder(e->index, grf_load_byte(&buf));
+				AlterVehicleListOrder(e->index, grf_load_extended(&buf));
 				break;
 
 			default:
@@ -1013,7 +1013,7 @@
 				break;
 
 			case 0x1B: // Alter purchase list sort order
-				AlterVehicleListOrder(e->index, grf_load_byte(&buf));
+				AlterVehicleListOrder(e->index, grf_load_extended(&buf));
 				break;
 
 			default: