diff --git a/docs/requirements.txt b/docs/requirements.txt
index 527b7d5..4b51896 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,4 +1,4 @@
-furo==2023.5.20
+furo==2023.9.10
 m2r2==0.3.2  # https://github.com/CrossNox/m2r2/issues/55
 sphinx==6.1.3
 sphinx-copybutton==0.5.2