diff --git a/requirements.txt b/requirements.txt
index 4919022..b2b8a50 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ mkdocs==1.0.4
 mkdocs-bootswatch==1.0
 mkdocs-material==4.4.2
 Pygments==2.4.2
-pymdown-extensions==6.0
+pymdown-extensions==6.1
 PyYAML==5.1.2
 singledispatch==3.4.0.3
 six==1.12.0