diff --git a/index.html b/index.html
index f244e26..c8a21b3 100644
--- a/index.html
+++ b/index.html
@@ -87,7 +87,7 @@
 	<script src="animation/hypercube.js"></script>
 	<script src="animation/animate.js"></script>
 
-  	<script src="https://cdn.jsdelivr.net/gh/naptha/tesseract.js@v2.0.0-alpha.2/dist/tesseract.min.js"></script>
+  	<script src="https://unpkg.com/tesseract.js@2.0.0-alpha.2/dist/tesseract.min.js"></script>
 	<script src="demo.js"></script>
 	<script>
 	  (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){