diff --git a/README.md b/README.md
index e7306196..2e5d871a 100644
--- a/README.md
+++ b/README.md
@@ -32,7 +32,10 @@ GRAPHCMS_TOKEN=""
 
 3. **Start building!**
 
+Install the dependencies and start the gatsby dev server:
+
 ```shell
+yarn
 yarn dev
 ```