diff --git a/README.md b/README.md
index feef8db..c229ecf 100644
--- a/README.md
+++ b/README.md
@@ -18,5 +18,6 @@ Install mdbook, see https://github.com/azerupi/mdBook, then
 
 Go to localhost:3000 with your \$BROWSER, enjoy.
 
-Go to localhost:3000 with your $BROWSER, enjoy.
+## Build
 
+    > mdbook build