diff --git a/docs/requirements.txt b/docs/requirements.txt
index eafa46a..a9e477c 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,4 +1,4 @@
 Sphinx==4.1.1
 sphinx-automodapi==0.13
-sphinx_rtd_theme==0.5.2
+sphinx_rtd_theme==1.1.1
 -r ../requirements.txt