diff --git a/index.js b/index.js
index b808017..2f9d636 100644
--- a/index.js
+++ b/index.js
@@ -17,8 +17,9 @@ module.exports = exports.default = function emailPrompt({
     'mail.com',
     'gmx.com',
     'icloud.com',
-    'hey.com',
-    'zeit.co'
+    'zeit.co',
+    'vercel.com',
+    'hey.com'
   ]),
   forceLowerCase = true,
   suggestionColor = 'gray',
diff --git a/readme.md b/readme.md
index 3a1c79d..ce72f76 100644
--- a/readme.md
+++ b/readme.md
@@ -1,6 +1,7 @@
 # email-prompt
 
 CLI email prompt featuring autocompletion and validation.
+Powers [vercel](https://vercel.com/) `--login`.
 
 ![prompt](https://cloud.githubusercontent.com/assets/13041/15456597/36b76246-202a-11e6-99e8-3839514bed57.gif)
 
@@ -48,6 +49,7 @@ node demo
   - `icloud.com`
   - `hey.com`
   - `zeit.co`
+  - `vercel.com`
 - `forceLowerCase` (`Boolean`): converts all input to lowercase. Defaults to `true`.
 - `suggestionColor` (`String`): a [chalk](https://github.com/chalk/chalk) color. Defaults to `gray`
 - `autocompleteChars` (`Set`): a set of chars that trigger autocompletion. Defaults to: