diff --git a/01_intro.md b/01_intro.md
index cead5ae..7c4be23 100644
--- a/01_intro.md
+++ b/01_intro.md
@@ -39,8 +39,5 @@ conda install anaconda::seaborn
 pip install pyppeteer
 ```
 
-
-## Table of contents
-
 ```{tableofcontents}
 ```