diff --git a/step1-01/js-demo/js-demo.html b/step1-01/js-demo/js-demo.html
index db28ca0..7aa4459 100644
--- a/step1-01/js-demo/js-demo.html
+++ b/step1-01/js-demo/js-demo.html
@@ -19,7 +19,7 @@
         <div>
           <h2>Contact Us</h2>
           <div id="contact-form">
-            <label>Email</label><input class="email" type="email" />
+            <label>Email</label><input id="email" type="email" />
             <input onclick="displayMatches()" class="submit" value="Submit" type="submit" />
           </div>
         </div>