diff --git a/2021/d05/ex1/ex1.py b/2021/d05/ex1/ex1.py
index 065c9a4..2031251 100755
--- a/2021/d05/ex1/ex1.py
+++ b/2021/d05/ex1/ex1.py
@@ -3,7 +3,7 @@
 import itertools
 import sys
 from collections import Counter
-from typing import Iterable, List, Tuple, NamedTuple
+from typing import Iterable, List, NamedTuple, Tuple
 
 
 class Point(NamedTuple):
diff --git a/2021/d05/ex2/ex2.py b/2021/d05/ex2/ex2.py
index b3ead14..a023b80 100755
--- a/2021/d05/ex2/ex2.py
+++ b/2021/d05/ex2/ex2.py
@@ -3,7 +3,7 @@
 import itertools
 import sys
 from collections import Counter
-from typing import Iterable, List, Tuple, NamedTuple
+from typing import Iterable, List, NamedTuple, Tuple
 
 
 class Point(NamedTuple):
diff --git a/2021/d06/ex1/ex1.py b/2021/d06/ex1/ex1.py
index 2f21557..5eec9ce 100755
--- a/2021/d06/ex1/ex1.py
+++ b/2021/d06/ex1/ex1.py
@@ -6,7 +6,6 @@ from collections import Counter
 from dataclasses import dataclass
 from typing import Iterator, List, TypeVar
 
-
 T = TypeVar("T")
 
 
diff --git a/2021/d06/ex2/ex2.py b/2021/d06/ex2/ex2.py
index 16dd7f7..2e64423 100755
--- a/2021/d06/ex2/ex2.py
+++ b/2021/d06/ex2/ex2.py
@@ -6,7 +6,6 @@ from collections import Counter
 from dataclasses import dataclass
 from typing import Iterator, List, TypeVar
 
-
 T = TypeVar("T")