diff --git a/index.html b/index.html
index 39f5c2c..b730b00 100644
--- a/index.html
+++ b/index.html
@@ -6,8 +6,8 @@
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <meta name="description" content="What is my IP address?">
     <link href="https://fonts.googleapis.com/css?family=Open+Sans" rel="stylesheet">
-    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/pure/0.6.2/pure-min.css">
-    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/pure/0.6.2/grids-responsive-min.css">
+    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/pure/1.0.0/pure-min.css">
+    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/pure/1.0.0/grids-responsive-min.css">
     <style>
       html, .pure-g [class *= "pure-u"] {
         background-color: white;