--- a/train_gui.c	Thu Jan 05 16:51:10 2006 +0000
+++ b/train_gui.c	Thu Jan 05 21:35:54 2006 +0000
@@ -1254,7 +1254,7 @@
 			mod = GetServiceIntervalClamped(mod + v->service_interval);
 			if (mod == v->service_interval) return;
 
-			DoCommandP(v->tile, v->index, mod, NULL, CMD_CHANGE_TRAIN_SERVICE_INT | CMD_MSG(STR_018A_CAN_T_CHANGE_SERVICING));
+			DoCommandP(v->tile, v->index, mod, NULL, CMD_CHANGE_SERVICE_INT | CMD_MSG(STR_018A_CAN_T_CHANGE_SERVICING));
 			break;
 		/* details buttons*/
 		case 9:		// Cargo