diff --git a/nikola/utils.py b/nikola/utils.py
index d67e136a8..efeed3b46 100644
--- a/nikola/utils.py
+++ b/nikola/utils.py
@@ -60,7 +60,7 @@
 from doit import tools
 from doit.cmdparse import CmdParse
 from nikola.packages.pygments_better_html import BetterHtmlFormatter
-from typing import Any, Dict, List, Mapping, Match, Optional, Tuple, Union
+from typing import Any, Dict, Iterable, List, Mapping, Match, Optional, Tuple, Union
 from unidecode import unidecode
 
 # Renames