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-rw-r--r--pathfind.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/pathfind.c b/pathfind.c
index 730c26aa4..0880585e1 100644
--- a/pathfind.c
+++ b/pathfind.c
@@ -158,7 +158,7 @@ static void TPFMode2(TrackPathFinder *tpf, uint tile, int direction)
if (bits == 0)
return;
- assert(GET_TILE_X(tile) != 255 && GET_TILE_Y(tile) != 255);
+ assert(GET_TILE_X(tile) != MapMaxX() && GET_TILE_Y(tile) != MapMaxY());
if ( (bits & (bits - 1)) == 0 ) {
/* only one direction */