--- a/relpipe-data/zápatí.inc	Tue Dec 04 22:33:36 2018 +0100
+++ b/relpipe-data/zápatí.inc	Tue Dec 04 22:34:19 2018 +0100
@@ -1,7 +1,7 @@
 <stránka xmlns="https://trac.frantovo.cz/xml-web-generator/wiki/xmlns/strana">
 	<text xmlns="http://www.w3.org/1999/xhtml">
 		<p>
-			Relational pipes, open standard and free software © 2018 GlobalCode
+			Relational pipes, open standard and <a href="https://www.gnu.org/philosophy/free-sw.html">free software</a> © 2018 GlobalCode
 		</p>
 	</text>
 </stránka>