diff --git a/src/ocrd_models/ocrd_mets.py b/src/ocrd_models/ocrd_mets.py
index 631db8a73..9c7f1a8dd 100644
--- a/src/ocrd_models/ocrd_mets.py
+++ b/src/ocrd_models/ocrd_mets.py
@@ -4,7 +4,7 @@
 from datetime import datetime
 import re
 from lxml import etree as ET
-from typing import Callable, Dict, Iterator, List, Optional, Tuple, Union
+from typing import Any, Callable, Dict, Iterator, List, Optional, Tuple, Union
 
 from ocrd_utils import (
     getLogger,