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-rw-r--r--sphinx/writers/texinfo.py1
1 files changed, 1 insertions, 0 deletions
diff --git a/sphinx/writers/texinfo.py b/sphinx/writers/texinfo.py
index 89bad4a25..54a828c98 100644
--- a/sphinx/writers/texinfo.py
+++ b/sphinx/writers/texinfo.py
@@ -27,6 +27,7 @@ if False:
from typing import Any, Callable, Dict, Iterator, List, Pattern, Set, Tuple, Union # NOQA
from sphinx.builders.texinfo import TexinfoBuilder # NOQA
from sphinx.domains import IndexEntry # NOQA
+ from sphinx.util.typing import unicode # NOQA
logger = logging.getLogger(__name__)