diff --git a/index.html b/index.html
index 505530c..4c0f900 100644
--- a/index.html
+++ b/index.html
@@ -385,7 +385,7 @@
     </footer>  --> 
     
     <!-- jQuery (required for slides to work) -->
-    <script src="http://code.jquery.com/jquery-3.1.1.min.js"></script>
+    <script src="https://code.jquery.com/jquery-3.1.1.min.js"></script>
     <script src="static/js/webslides.js"></script>
     
     <!-- OPTIONAL - svg-icons.js (fontastic.me - Font Awesome as svg icons) -->