diff --git a/yapf/yapf_road.cpp b/yapf/yapf_road.cpp
--- a/yapf/yapf_road.cpp
+++ b/yapf/yapf_road.cpp
@@ -421,7 +421,7 @@ uint YapfRoadVehDistanceToTile(const Veh
 	uint dist = pfnDistanceToTile(v, tile);
 	// convert distance to tiles
 	if (dist != UINT_MAX)
-		dist = (dist + 10 - 1) / YAPF_TILE_LENGTH;
+		dist = (dist + YAPF_TILE_LENGTH - 1) / YAPF_TILE_LENGTH;
 	return dist;
 }