diff --git a/dev-requirements.txt b/dev-requirements.txt
index b90027d..dd7a3f5 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,4 +1,4 @@
-pydata-sphinx-theme==0.8.1
+pydata-sphinx-theme==0.9.0
 sphinx==5.1.1
 black==22.3.0
 flake8==5.0.4