diff --git a/Gruntfile.js b/Gruntfile.js
index 48e7f7b2a8..b6a2846646 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -127,7 +127,7 @@ module.exports = function (grunt) {
           'docs/assets/js/filesaver.js',
           'docs/assets/js/customizer.js'
         ],
-        dest: 'docs/assets/js/customize.js'
+        dest: 'docs/assets/js/customize.min.js'
       }
     },
 
diff --git a/docs/_includes/footer.html b/docs/_includes/footer.html
index 3f11d53d1d..352a9b1412 100644
--- a/docs/_includes/footer.html
+++ b/docs/_includes/footer.html
@@ -9,7 +9,7 @@
 
 {% if page.slug == "customize" %}
 <script src="{{ site.baseurl }}assets/js/raw-files.js"></script>
-<script src="{{ site.baseurl }}assets/js/customize.js"></script>
+<script src="{{ site.baseurl }}assets/js/customize.min.js"></script>
 {% endif %}
 
 {% comment %}
diff --git a/docs/assets/js/customize.js b/docs/assets/js/customize.min.js
similarity index 100%
rename from docs/assets/js/customize.js
rename to docs/assets/js/customize.min.js