diff --git a/development.txt b/development.txt
index 384dddc..7d3d588 100644
--- a/development.txt
+++ b/development.txt
@@ -4,4 +4,4 @@ pytest==7.2.2
 pytest-cov==4.0.0
 myst-parser==1.0.0
 Sphinx==6.1.3
-sphinx-rtd-theme==1.2.0
+sphinx-rtd-theme==2.0.0