diff --git a/day04.py b/day04.py
index d3f83cc..0de481d 100644
--- a/day04.py
+++ b/day04.py
@@ -4,7 +4,7 @@ from typing import Any
 
 class BingoCard:
     def __init__(self, numbers: str):
-        numbers = list(map(int, numbers.strip().split()))
+        numbers = list(map(int, numbers.split()))
         self.fields = {}
         self.checked = {}
         for y in range(5):