diff --git a/duniterpy/documents/document.py b/duniterpy/documents/document.py
index 816561ae9b1a3dbbb5ce005b835f26bd242e5f37..758f0a8acba43e424fb5395360b13dda658017c0 100644
--- a/duniterpy/documents/document.py
+++ b/duniterpy/documents/document.py
@@ -17,8 +17,7 @@ import base64
 import hashlib
 import logging
 import re
-from typing import Any, Dict, Optional, Type, TypeVar
-from typing.re import Pattern
+from typing import Any, Dict, Optional, Pattern, Type, TypeVar
 
 from ..constants import SIGNATURE_REGEX
 from ..key import SigningKey, VerifyingKey