diff --git a/tools/bots/dartdoc_footer_text.html b/tools/bots/dartdoc_footer_text.html
index 6664882c429..41c96d8dc0f 100644
--- a/tools/bots/dartdoc_footer_text.html
+++ b/tools/bots/dartdoc_footer_text.html
@@ -1,5 +1,4 @@
 •
 <span class="copyright no-break">
-  <a href="http://creativecommons.org/licenses/by/4.0/">Site CC BY 4.0</a>
+  <a href="https://creativecommons.org/licenses/by/4.0/">Site CC BY 4.0</a>
 </span>
-