diff --git a/packages/builder-vite/README.md b/packages/builder-vite/README.md
index 8efb8410..fa05deab 100644
--- a/packages/builder-vite/README.md
+++ b/packages/builder-vite/README.md
@@ -21,6 +21,7 @@ To manually migrate:
 Requirements:
 
 - Vite 2.5 or newer
+- Storybook 6.4.0 or newer (for storybook 6.3, use `storybook-builder-vite@0.1.16)
 
 ```bash
 npm install @storybook/builder-vite --save-dev