diff --git a/site/site.hs b/site/site.hs
index b63d0853c..c18194d09 100755
--- a/site/site.hs
+++ b/site/site.hs
@@ -37,7 +37,7 @@ main = do
           pandocCompilerWith
             def
             def{writerTableOfContents=True
-               ,writerTOCDepth=4
+               ,writerTOCDepth=5
                ,writerStandalone=True
                ,writerTemplate="<div id=toc>$toc$</div>\n$body$"
                }