diff --git a/01/a.py b/01/a.py
index 3059b4b..b9696e4 100644
--- a/01/a.py
+++ b/01/a.py
@@ -1,4 +1,6 @@
-f = open("input.txt", "r")
+import os
+
+f = open(os.path.dirname(__file__)+"/input.txt", "r")
 
 elves = []