diff --git a/docs/requirements.txt b/docs/requirements.txt
index 2b95a79..6120345 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -4,7 +4,7 @@ sphinx-rtd-theme
 sphinx-copybutton
 sphinx-togglebutton
 sphinx-design
-pydata-sphinx-theme==0.13.1
+pydata-sphinx-theme==0.16.1
 pandas
 spacy
 regex