diff --git a/README.md b/README.md
index 5858f85f..a1cd7bf4 100644
--- a/README.md
+++ b/README.md
@@ -37,6 +37,7 @@ The documentation is built with [gitbook](https://toolchain.gitbook.com). To pre
 
 ```bash
 npm install -g gitbook-cli
+gitbook install
 gitbook serve
 ```