diff --git a/requirements.txt b/requirements.txt
index 7bbcd22..4338c3c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ license-expression==30.4.4
 Markdown==3.10.2
 MarkupSafe==3.0.3
 Pygments==2.20.0
-pymdown-extensions==10.21
+pymdown-extensions==10.21.3
 python-debian==1.1.0
 python-magic==0.4.27
 PyYAML==6.0.3