diff --git a/1991/westley/.gitignore b/1991/westley/.gitignore
index afba99c52..ab0500ebf 100644
--- a/1991/westley/.gitignore
+++ b/1991/westley/.gitignore
@@ -6,3 +6,4 @@ ttt
 ttt_game
 ttt_game.c
 westley
+ttt_old.c