diff --git a/src/build_vehicle_gui.cpp b/src/build_vehicle_gui.cpp
--- a/src/build_vehicle_gui.cpp
+++ b/src/build_vehicle_gui.cpp
@@ -71,7 +71,7 @@ static int CDECL EngineNumberSorter(cons
 {
 	const EngineID va = *(const EngineID*)a;
 	const EngineID vb = *(const EngineID*)b;
-	int r = va - vb;
+	int r = ListPositionOfEngine(va) - ListPositionOfEngine(vb);
 
 	return _internal_sort_order ? -r : r;
 }
@@ -193,15 +193,6 @@ static int CDECL TrainEnginePowerVsRunni
 	return _internal_sort_order ? -r : r;
 }
 
-static int CDECL TrainEngineNumberSorter(const void *a, const void *b)
-{
-	const EngineID va = *(const EngineID*)a;
-	const EngineID vb = *(const EngineID*)b;
-	int r = ListPositionOfEngine(va) - ListPositionOfEngine(vb);
-
-	return _internal_sort_order ? -r : r;
-}
-
 static int CDECL TrainEngineCapacitySorter(const void *a, const void *b)
 {
 	int va = RailVehInfo(*(const EngineID*)a)->capacity;
@@ -381,7 +372,7 @@ static int CDECL AircraftEngineCargoSort
 
 static EngList_SortTypeFunction * const _sorter[][10] = {{
 	/* Trains */
-	&TrainEngineNumberSorter,
+	&EngineNumberSorter,
 	&TrainEngineCostSorter,
 	&TrainEngineSpeedSorter,
 	&TrainEnginePowerSorter,