diff --git a/templates/editpage.tmpl b/templates/editpage.tmpl
index 4736c95d0a8197d32d37f72fd7ab27ae48788553..0ac4e7d87825eb24cc7c755927edbfe79dfa8ae5 100644
--- a/templates/editpage.tmpl
+++ b/templates/editpage.tmpl
@@ -89,3 +89,8 @@ $(function () { $('#fileupload').fileupload(); }); // initialize upload widget
 <TMPL_VAR PAGE_DIFF>
 </div>
 </TMPL_IF>
+
+<p>By submitting changes and/or additions to this site, you irrevocably agree
+to release your contribution under the
+<a rel="license" href="http://creativecommons.org/licenses/by-sa/4.0/">Creative Commons Attribution-ShareAlike 4.0 International License</a>,
+with the understanding that a hyperlink or URL is sufficient for CC BY-SA 4.0 attribution.</p>