diff --git a/docs/resources.html b/docs/resources.html
index 098937b..e49ab89 100644
--- a/docs/resources.html
+++ b/docs/resources.html
@@ -31,11 +31,11 @@ <h1>Development Tools &amp; Resources</h1>
         <dd><a href="https://code.visualstudio.com" rel="noopener noreferrer" target="_blank">Visual Studio Code - a nice little editor</a></dd>
         <dd><a href="https://vivaldi.com" rel="noopener noreferrer" target="_blank">Vivaldi (a real browser)</a></dd>
         <dt><a id="refmarkup">HTML X/HTML</a></dt>
-        <dd><a href="https://htmldog.com/references/htmltags/" rel="noopener noreferrer" target="_blank">HTML Dog Tag Reference</a></dd>
-        <dd><a href="https://www.sitepoint.com/html-css/html/" rel="noopener noreferrer" target="_blank">SitePoint Reference</a></dd>
+        <dd><a href="https://htmldog.com/references/html/tags" rel="noopener noreferrer" target="_blank">HTML Dog Tag Reference</a></dd>
+        <dd><a href="https://www.sitepoint.com/html-css/html" rel="noopener noreferrer" target="_blank">SitePoint Reference</a></dd>
         <dd><a href="http://html5doctor.com/" rel="noopener noreferrer" target="_blank">HTML5 Doctor</a></dd>
         <dd><a href="https://validator.w3.org/" rel="noopener noreferrer" target="_blank">Markup Validator</a></dd>
-        <dd><a href="https://dev.w3.org/html5/html-author/" rel="noopener noreferrer" target="_blank">W3C HTML 5</a></dd>
+        <dd><a href="https://dev.w3.org/html5/html-author" rel="noopener noreferrer" target="_blank">W3C HTML 5</a></dd>
         <dd><a href="https://www.tyssendesign.com.au/articles/faqs/what-is-semantic-mark-up/" rel="noopener noreferrer" target="_blank">What is Semantic Markup</a></dd>
         <dt><a id="refcss">CSS</a></dt>
         <dd><a href="http://meyerweb.com/eric/css/" rel="noopener noreferrer" target="_blank">Eric Meyer &amp; CSS</a></dd>