diff --git a/requirements-dev.txt b/requirements-dev.txt
index fc7b9dbd..ca393b6c 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,5 +1,5 @@
 pygments
-pymdown-extensions==8.2
+pymdown-extensions==10.16.1
 cython>=0.28.5
 twine
 mkdocs==1.2.3