diff --git a/docs/source/requirements.txt b/docs/source/requirements.txt
index 58acd4a..edc3e7b 100644
--- a/docs/source/requirements.txt
+++ b/docs/source/requirements.txt
@@ -1,2 +1,2 @@
 sphinx>=9.1.0
-pydata-sphinx-theme>=0.19.0
+pydata-sphinx-theme>=0.20.0