diff --git a/e2e/index.html b/e2e/index.html
index 2fb6f5e1..cc82b622 100644
--- a/e2e/index.html
+++ b/e2e/index.html
@@ -18,7 +18,7 @@
 <html>
   <head>
     <meta http-equiv="content-type" content="text/html; charset=utf-8" />
-    <script src="http://unpkg.com/jest-lite@1.0.0-alpha.4/dist/core.js"></script>
+    <script src="https://unpkg.com/jest-lite@1.0.0-alpha.4/dist/core.js"></script>
     <script src="../dist/index.min.js"></script>
     <style>
       #map {
