diff --git a/README.Rmd b/README.Rmd
index 40893a0..c81e253 100644
--- a/README.Rmd
+++ b/README.Rmd
@@ -3,7 +3,7 @@
 output: 
   github_document:
     toc: true
-    toc_depth: 3
+    toc_depth: 2
 ---
 
 ## Overview
