diff --git a/index.html b/index.html
index d2eed82..9b26c88 100644
--- a/index.html
+++ b/index.html
@@ -59,8 +59,8 @@
             text-decoration: none;
         }
     </style>
-    <script src="http://www.ethanresnick.com/diceware/diceware.js"></script>
-    <script src="http://cdnjs.cloudflare.com/ajax/libs/seedrandom/2.4.0/seedrandom.min.js"></script>
+    <script src="https://www.ethanresnick.com/diceware/diceware.js"></script>
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/seedrandom/2.4.0/seedrandom.min.js"></script>
 </head>
 <body>
 <div id="grids"></div>
