diff --git a/book_index.md b/book_index.md
index 9e764b6..7a244f0 100644
--- a/book_index.md
+++ b/book_index.md
@@ -2,6 +2,7 @@
 title: Index
 permalink: book_index.html
 layout: default
+sitemap: false
 ---
 
 ## C