diff --git a/docs/requirements.txt b/docs/requirements.txt
index f19d722..7c53a9d 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -89,7 +89,7 @@ pybtex==0.25.1
     #   sphinxcontrib-bibtex
 pybtex-docutils==1.0.3
     # via sphinxcontrib-bibtex
-pygments==2.19.2
+pygments==2.20.0
     # via sphinx
 pyparsing==3.2.3
     # via matplotlib