diff --git a/docs/requirements-rtd.txt b/docs/requirements-rtd.txt
index c3d1c0372b..9591d482f6 100644
--- a/docs/requirements-rtd.txt
+++ b/docs/requirements-rtd.txt
@@ -1,4 +1,5 @@
-sphinx==4.3.0
+sphinx==5.0.2
+sphinx_rtd_theme==1.0.0
 sphinx-numfig
 jupyter
 sphinxcontrib-katex