diff --git a/requirements.txt b/requirements.txt
index 0fa0ec5..5aa5f86 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,7 +24,7 @@ paginate==0.5.7
 pathspec==0.12.1
 platformdirs==4.5.1
 Pygments==2.19.2
-pymdown-extensions==10.18
+pymdown-extensions==10.20.1
 pyparsing==3.2.5
 python-dateutil==2.9.0.post0
 PyYAML==6.0.3