diff --git a/config/_default/markup.toml b/config/_default/markup.toml
index 2e841f8..8656ca2 100644
--- a/config/_default/markup.toml
+++ b/config/_default/markup.toml
@@ -16,6 +16,6 @@
     # style = "monokai"
     tabWidth = 2
 [tableOfContents]
-  endlevel = 4
+  endlevel = 5
   ordered = false
   startLevel = 3