diff --git a/demo-mjml.html b/demo-mjml.html
index 0edcafccf..caeb2b0bb 100644
--- a/demo-mjml.html
+++ b/demo-mjml.html
@@ -145,7 +145,7 @@
 
     <div class="ad-cont">
       <div id="native-carbon"></div>
-      <script async type="text/javascript" src="./js/carbon.js?v4"></script>
+      <script async type="text/javascript" src="./js/carbon-v2.js"></script>
     </div>
 
 
diff --git a/demo-newsletter-editor.html b/demo-newsletter-editor.html
index e989f764b..ca700e908 100644
--- a/demo-newsletter-editor.html
+++ b/demo-newsletter-editor.html
@@ -528,7 +528,7 @@
 
     <div class="ad-cont">
       <div id="native-carbon"></div>
-      <script async type="text/javascript" src="./js/carbon.js?v4"></script>
+      <script async type="text/javascript" src="./js/carbon-v2.js"></script>
     </div>
 
 
diff --git a/demo.html b/demo.html
index 57e1b13c5..666a7079c 100644
--- a/demo.html
+++ b/demo.html
@@ -156,7 +156,7 @@
     <div class="ad-cont">
       <!-- <script async type="text/javascript" src="//cdn.carbonads.com/carbon.js?zoneid=1673&serve=C6AILKT&placement=grapesjscom" id="_carbonads_js"></script> -->
       <div id="native-carbon"></div>
-      <script async type="text/javascript" src="./js/carbon.js?v4"></script>
+      <script async type="text/javascript" src="./js/carbon-v2.js"></script>
     </div>
 
     <div id="gjs" style="height:0px; overflow:hidden">
diff --git a/index.html b/index.html
index 7d3870e71..a51a49de3 100644
--- a/index.html
+++ b/index.html
@@ -100,7 +100,7 @@
       </div>
 
       <div id="native-carbon"></div>
-      <!-- <script async type="text/javascript" src="./js/carbon.js?v4"></script> -->
+      <!-- <script async type="text/javascript" src="./js/carbon-v2.js"></script> -->
 
       <div class="bann-cont-c">
         <div class="bann-cont">
diff --git a/js/carbon.js b/js/carbon-v2.js
similarity index 100%
rename from js/carbon.js
rename to js/carbon-v2.js