diff --git a/docs/requirements.txt b/docs/requirements.txt
index f841d5b..422cde7 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -3,7 +3,7 @@
 myst-parser==4.0.0
 Sphinx==7.4.7
 # Older versions break Sphinx even though they're declared to be supported.
-docutils==0.20.1
+docutils==0.21.2
 sphinxcontrib-programoutput==0.17
 sphinx_copybutton==0.5.2
 furo==2024.8.6