diff --git a/_includes/lesson_footer.html b/_includes/lesson_footer.html
index 03091a7c..ad8cdda0 100644
--- a/_includes/lesson_footer.html
+++ b/_includes/lesson_footer.html
@@ -40,7 +40,7 @@
 	/
 	<a href="{{ repo_url }}/">Source</a>
 	/
-	<a href="{{ repo_url }}/blob/{{ source_branch }}/CITATION" data-checker-ignore>Cite</a>
+	<a href="{{ repo_url }}/blob/{{ source_branch }}/CITATION.cff" data-checker-ignore>Cite</a>
 	/
 	<a href="mailto:{{ site.email }}">Contact</a>
     </div>