diff --git a/2013/06/tiny-nails/index.xhtml b/2013/06/tiny-nails/index.xhtml
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--- a/2013/06/tiny-nails/index.xhtml
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@@ -62,7 +62,7 @@
 	<section>
 		<p id="footnote-1">
 			1 – Hirsch index. The most commonly scientific output measure
-			<br><br />
+			<br /><br />
 			http://en.wikipedia.org/wiki/H-index
 		</p>
 		<p id="footnote-2">