diff --git a/day01.py b/day01.py
index a2a817e..83b125d 100644
--- a/day01.py
+++ b/day01.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 
-f = open("day1input.txt", "r")
+f = open("day01input.txt", "r")
 a = f.readlines()
 b = list(map(str.strip, a))
 c = list(map(lambda x: -int(x[1:]) if x[0] == "L" else int(x[1:]), b))