diff --git a/docs/requirements.txt b/docs/requirements.txt
index 56de3ce..dcc4555 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -36,7 +36,7 @@ packaging==21.3
     #   sphinx
 pydata-sphinx-theme==0.15.4
     # via sphinx-book-theme
-pygments==2.12.0
+pygments==2.15.0
     # via
     #   accessible-pygments
     #   pydata-sphinx-theme