diff --git a/docs/_templates/hacks.html b/docs/_templates/hacks.html
index fa7d60edee..65216ec5a8 100644
--- a/docs/_templates/hacks.html
+++ b/docs/_templates/hacks.html
@@ -69,7 +69,7 @@
 <style>.github-corner:hover .octo-arm{animation:octocat-wave 560ms ease-in-out}@keyframes octocat-wave{0%,100%{transform:rotate(0)}20%,60%{transform:rotate(-25deg)}40%,80%{transform:rotate(10deg)}}@media (max-width:500px){.github-corner:hover .octo-arm{animation:none}.github-corner .octo-arm{animation:octocat-wave 560ms ease-in-out}}</style>
 
 
-<!-- That was not a hack. That was art.
+<!-- That was not a hack. That was art. -->
 
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