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-rw-r--r--sphinx/ext/imgmath.py2
1 files changed, 2 insertions, 0 deletions
diff --git a/sphinx/ext/imgmath.py b/sphinx/ext/imgmath.py
index a5946aa01..598353569 100644
--- a/sphinx/ext/imgmath.py
+++ b/sphinx/ext/imgmath.py
@@ -1,5 +1,7 @@
"""Render math in HTML via dvipng or dvisvgm."""
+from __future__ import annotations
+
import base64
import re
import shutil