diff --git a/docs/requirements.txt b/docs/requirements.txt
index 3f476075..689ac983 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -92,7 +92,7 @@ pyenchant==3.3.0
     # via sphinxcontrib-spelling
 pyerfa==2.0.1.5
     # via astropy
-pygments==2.19.2
+pygments==2.20.0
     # via
     #   doc8
     #   sphinx