diff --git a/requirements.txt b/requirements.txt
index da949d82..0dd2985f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ bracex==2.1.1
 html5lib==1.1
 lxml==4.9.2
 Markdown==3.3.4
-pymdown-extensions==8.2
+pymdown-extensions==10.0
 pyspelling==2.8.2
 PyYAML==5.4.1
 six==1.16.0