diff --git a/Gruntfile.js b/Gruntfile.js
index 4b7574a..09eed4c 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -107,6 +107,9 @@
 
     Object.keys(settings.template).forEach(function (key) {
       settings.template[key].variables.generationDate = new Date().toISOString();
+      if (!settings.template[key].variables.generationLabel) {
+        settings.template[key].variables.generationLabel = 'Generated: ';
+      }
       settings.template[key].app.i18n = i18n;
     });
 
diff --git a/assets/index.underscore b/assets/index.underscore
index 17078fa..bb35bf0 100644
--- a/assets/index.underscore
+++ b/assets/index.underscore
@@ -45,7 +45,7 @@
   <!-- Application source. -->
   <script data-main="/config" src="<%= requirejs %>"></script>
 
-  <!-- Generated: <%= generationDate %> -->
+  <!-- <%= generationLabel %><%= generationDate %> -->
 
 </body>
 </html>