diff --git a/disclaimer/index.md b/disclaimer/index.md
index 3b5bdd5..0e307e6 100644
--- a/disclaimer/index.md
+++ b/disclaimer/index.md
@@ -3,9 +3,8 @@ layout: page
 title: Disclaimer
 ---
 
-This work by Gergely Polonkai is licensed under a [Creative Commons
-Attribution-ShareAlike 3.0 Unported
-License](http://creativecommons.org/licenses/by-sa/3.0/)
+<a rel="license" href="http://creativecommons.org/licenses/by-sa/4.0/"><img alt="Creative Commons License" style="border-width:0" src="https://i.creativecommons.org/l/by-sa/4.0/80x15.png" /></a>
+<span xmlns:dct="http://purl.org/dc/terms/" href="http://purl.org/dc/dcmitype/Text" property="dct:title" rel="dct:type">The content of this site</span> is written by <span xmlns:cc="http://creativecommons.org/ns#" property="cc:attributionName">Gergely Polonkai</span> and is licensed under a <a rel="license" href="http://creativecommons.org/licenses/by-sa/4.0/">Creative Commons Attribution-ShareAlike 4.0 International License</a>.
 
 The articles and thoughts on this site all originate from me, unless
 otherwise stated. Please use them with this statement in your mind. If