diff --git a/2024/src/aoc/days/day5.py b/2024/src/aoc/days/day5.py
index cd9c30f..3458a3b 100644
--- a/2024/src/aoc/days/day5.py
+++ b/2024/src/aoc/days/day5.py
@@ -1,5 +1,5 @@
-from collections import defaultdict
 import functools
+from collections import defaultdict
 
 from . import CombinedRunner
 
@@ -21,7 +21,7 @@ def is_correct(update: list[int], must_after: dict[int, set[int]]) -> bool:
             return False
 
         forbidden |= must_after.get(entry, set())
-        
+
     return True
 
 
diff --git a/2024/tests/test_day5.py b/2024/tests/test_day5.py
index b00e7db..0677b64 100644
--- a/2024/tests/test_day5.py
+++ b/2024/tests/test_day5.py
@@ -2,6 +2,7 @@ import os
 
 from aoc.days.day5 import DayRunner
 
+
 def get_data() -> str:
     sample = os.path.dirname(__file__) + "/samples/05.txt"
     with open(sample, mode="rt", encoding="utf-8") as f:
@@ -13,6 +14,7 @@ def test_sample_part1() -> None:
 
     assert DayRunner.part1(data) == 143
 
+
 def test_sample_part2() -> None:
     data = get_data()