diff --git a/doc/mkdocs/build.sh b/doc/mkdocs/build.sh
index 12266441c..7f837866f 100755
--- a/doc/mkdocs/build.sh
+++ b/doc/mkdocs/build.sh
@@ -14,7 +14,9 @@ extra_css:
 markdown_extensions:
     - toc:
         permalink: True
-    - codehilite
+    - pymdownx.superfences
+    - pymdownx.highlight:
+        css_class: codehilite
 plugins:
     - search:
         separator: '[\s\-\.\(]+'
diff --git a/doc/mkdocs/requirements.txt b/doc/mkdocs/requirements.txt
index 522de3aa7..e67f3d07f 100644
--- a/doc/mkdocs/requirements.txt
+++ b/doc/mkdocs/requirements.txt
@@ -1,2 +1,3 @@
 mkdocs~=1.4.3
 pygments~=2.15.1
+pymdown-extensions~=10.3
\ No newline at end of file