diff --git a/index.html b/index.html
index 162a585..d17c5e6 100644
--- a/index.html
+++ b/index.html
@@ -80,7 +80,7 @@
     <canvas id="inner-face-layer"></canvas>
     <canvas id="outer-face-layer"></canvas>
     <canvas id="background-layer"></canvas>
-    <script src='http://code.jquery.com/jquery-latest.min.js' type='text/javascript'></script>
+    <script src='https://code.jquery.com/jquery-latest.min.js' type='text/javascript'></script>
     <script src='jquery.longclick-min.js' type='text/javascript'></script>
     <script src="ephemeris-1.2.1.bundle.js" type="text/javascript"></script>
     <script src="clock.js" type="text/javascript"></script>