diff --git a/docs/requirements.txt b/docs/requirements.txt
index 5b767d4..10ead29 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -4,6 +4,6 @@ sphinx_copybutton==0.5.2
 sphinx_minipres==0.2.1
 sphinx_tabs==3.4.5
 sphinx_togglebutton>=0.2.0
-sphinx-autobuild==2024.4.16
+sphinx-autobuild==2021.3.14
 myst_nb>0.8.3
 sphinx_rtd_theme_ext_color_contrast==0.3.2
\ No newline at end of file