Change default place holder text for email form

templates/mailchimp.html

@@ -6,7 +6,7 @@
         {% set SUBSCRIBE_BUTTON_TITLE='Subscribe' %}
     {% endif %}
     {% if not EMAIL_PLACEHOLDER %}
-        {% set EMAIL_PLACEHOLDER ='email address' %}
+        {% set EMAIL_PLACEHOLDER ='Enter your email...' %}
     {% endif %}
 <!-- Begin MailChimp Signup Form -->
 <div id="mc_embed_signup">