diff --git a/main_raycaster b/main_raycaster
index 9dba4d2..1332377 100644
--- a/main_raycaster
+++ b/main_raycaster
@@ -1,4 +1,4 @@
-
+# this is a modified version of the raycaster game
 from tkinter import *
 import numpy as np
 import tool