diff --git a/footer.php b/footer.php
index 841928b..87fce9b 100644
--- a/footer.php
+++ b/footer.php
@@ -1,5 +1,5 @@
 <hr>
-<div class="text-center"><a rel="license" href="http://creativecommons.org/licenses/by/4.0/"><img alt="Creative Commons License" style="border-width:0" src="https://i.creativecommons.org/l/by/4.0/88x31.png" /></a><br />This work is licensed under a <a rel="license" href="http://creativecommons.org/licenses/by/4.0/">Creative Commons Attribution 4.0 International License</a>.</div>
+<div class="text-center">This work 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>.</div>
 </div>
 </body>
 </html>