diff --git a/guide.html b/guide.html
index 24e7e848..b4e52f9a 100644
--- a/guide.html
+++ b/guide.html
@@ -5,7 +5,7 @@
     <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
     <meta name="viewport" content="width=device-width">
     <title>Mail-in-a-Box Setup Guide</title>
-    <link rel="stylesheet" href="//maxcdn.bootstrapcdn.com/bootstrap/3.1.1/css/bootstrap.min.css" />
+    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.1.1/css/bootstrap.min.css" />
     <style>
 	    @import url(https://fonts.googleapis.com/css?family=Iceland);
 	    @import url(https://fonts.googleapis.com/css?family=Raleway:400,700);
@@ -21,7 +21,7 @@
 		h1 {
 			font-family: 'Iceland', sans-serif;
 			font-size: 50px;
-		}	
+		}
 
 		h2 {
 			margin-top: 1.75em;
@@ -96,7 +96,7 @@
 			#nav li.active { background-color: #D55; }
 			#nav li.active a { color: white; }
 			#nav li.active a:hover { color: #E64; }
-			
+
     </style>
 </head>
 <body data-spy="scroll" data-target="#nav">
@@ -375,8 +375,8 @@ cd mailinabox</pre>
     	</div>
 	</div>
 
-	<script src="//code.jquery.com/jquery-2.1.1.min.js"> </script>
-    <script src="//maxcdn.bootstrapcdn.com/bootstrap/3.1.1/js/bootstrap.min.js"></script>
+	<script src="https://code.jquery.com/jquery-2.1.1.min.js"> </script>
+    <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.1.1/js/bootstrap.min.js"></script>
 	<script>
 		if ($(window).width() >= 768) {
 			// scroll spy with a fixed TOC doesn't work on small screens
