diff --git a/templates/partial/flex.html b/templates/partial/flex.html
index aa8bb46..1394b32 100644
--- a/templates/partial/flex.html
+++ b/templates/partial/flex.html
@@ -1,4 +1,6 @@
-<p>{{ _('Powered by %(pelican_url)s - %(flex_url)s theme by %(alexandrevicenzi_url)s',
+<p>{{ _('powered by %(pelican_url)s - %(flex_url)s theme by %(alexandrevicenzi_url)s - modified by %(ricoullmann_url)s - Source: %(flex_ricoullmann_url)s',
   pelican_url='<a href="http://getpelican.com" target="_blank">Pelican</a>',
   flex_url='<a href="https://github.com/alexandrevicenzi/flex" target="_blank">Flex</a>'|safe,
-  alexandrevicenzi_url='<a href="http://alexandrevicenzi.com" target="_blank">Alexandre Vicenzi</a>'|safe) }}</p>
+  alexandrevicenzi_url='<a href="http://alexandrevicenzi.com" target="_blank">Alexandre Vicenzi</a>'|safe,
+  ricoullmann_url='<a href="https://erinnerungsfragmente.de" target="_blank">Rico Ullmann</a>'|safe,
+  flex_ricoullmann_url='<a href="https://erinnerungsfragmente.de" target="_blank">pelican-theme-flex</a>'|safe) }}</p>