diff --git a/README.md b/README.md
index aaba2fa1..6182d389 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@ This website is built using [Docusaurus 2](https://docusaurus.io/), a modern sta
 ### Installation
 
 ```
-$ yarn
+$ yarn install --frozen-lockfile
 ```
 
 ### Local Development