diff --git a/requirements-dev.txt b/requirements-dev.txt
index 87384ee738cf3..f6e81befcc5a6 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -73,7 +73,7 @@ types-pytz
 types-PyYAML
 types-setuptools
 nbconvert>=7.11.0
-nbsphinx
+nbsphinx==0.9.8
 pandoc
 ipywidgets
 nbformat