diff --git a/apps/www/content/docs/ui/file-tree.mdx b/apps/www/content/docs/ui/file-tree.mdx
index 86a495f0..65cea7be 100644
--- a/apps/www/content/docs/ui/file-tree.mdx
+++ b/apps/www/content/docs/ui/file-tree.mdx
@@ -22,10 +22,10 @@ dependencies: ['@radix-ui/react-collapsible']
   <Step>
     ### Install the primitive
 
-    Install the `@radix-ui/react-collapsible` package.
+    Install the `@radix-ui/react-collapsible` and the `lucide-react` packages.
 
     ```package-install
-    @radix-ui/react-collapsible
+    @radix-ui/react-collapsible lucide-react
     ```
 
   </Step>