diff --git a/docs/requirements.txt b/docs/requirements.txt
index ac711de..4105fe8 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -4,5 +4,4 @@
 sphinx
 sphinxcontrib-programoutput
 sphinx-rtd-theme
-# Restrict to pygments <2.13
-pygments <2.13
+pygments>=2.15.0