diff --git a/lib/html.js b/lib/html.js
index c8ac3b9..1c03ccd 100644
--- a/lib/html.js
+++ b/lib/html.js
@@ -1,7 +1,7 @@
 const { basename } = require('path')
 const { pad } = require('./helpers')
 
-const credits = '<p class="f6 small-caps">This work is licensed under a Creative Commons Attribution-NonCommercial 2.5 License.<br>Originally from <a target="_blank" href="https://xkcd.com/">xkcd.com</a>.</p>'
+const credits = '<p class="f6 small-caps">This work is licensed under a Creative Commons Attribution-NonCommercial 2.5 License.<br>Originally from <a target="_blank" class="blue hover-dark-blue no-underline" href="https://xkcd.com/">xkcd.com</a>.</p>'
 
 const comicPage = ({ alt, title, transcript, num, img }) => {
   const btnClass = 'dib navy mh2 pa2 bg-light-blue hover-bg-lightest-blue br2 ba bw1 b--navy no-underline'