diff --git a/fediseer/routes.py b/fediseer/routes.py
index 02f70eb..523e12f 100644
--- a/fediseer/routes.py
+++ b/fediseer/routes.py
@@ -32,7 +32,7 @@ def index():
     """
     return(head + markdown(
         findex,
-        extensions=['markdown.extensions.toc']
+        extensions=['toc']
     ))
 
 @logger.catch(reraise=True)