diff --git a/pyproject.toml b/pyproject.toml
index d296ad6..cef620a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -36,7 +36,7 @@ dependencies = [
 ]
 [project.optional-dependencies]
 docs = [
-	"docutils==0.17.1",
+	"docutils==0.22.3",
 	"jupyter-book>=1,<2",
 ]