diff --git a/_config.yml b/_config.yml
index 6a7ee6e..5b240ac 100644
--- a/_config.yml
+++ b/_config.yml
@@ -23,6 +23,8 @@ title: D-Sat
 tagline: Decoding a 1990s file format.
 description: >- # this means to ignore newlines until "baseurl:"
   An endeavour to reverse-engineer the file format of D-Sat 1.
+
+   <p xmlns:cc="http://creativecommons.org/ns#" >This work is licensed under <a href="https://creativecommons.org/licenses/by/4.0/?ref=chooser-v1" target="_blank" rel="license noopener noreferrer" style="display:inline-block;">CC BY 4.0<img style="height:22px!important;margin-left:3px;vertical-align:text-bottom;" src="https://mirrors.creativecommons.org/presskit/icons/cc.svg?ref=chooser-v1" alt=""><img style="height:22px!important;margin-left:3px;vertical-align:text-bottom;" src="https://mirrors.creativecommons.org/presskit/icons/by.svg?ref=chooser-v1" alt=""></a></p>
 url: https://dsat.igada.de
 baseurl: "" # the subpath of your site, e.g. /blog
 # url: "https://dsat.igada.de" # the base hostname & protocol for your site, e.g. http://example.com