diff --git a/en/community/conferences/index.md b/en/community/conferences/index.md
index 547b889ea5..73f3e7830d 100644
--- a/en/community/conferences/index.md
+++ b/en/community/conferences/index.md
@@ -40,5 +40,6 @@ You can also find the GitHub repository link there to add or update information
 
 [rc]: https://www.rubyevents.org/
 [1]: http://rubyconf.org/
+[2]: http://rubycentral.org/
 [3]: http://rubykaigi.org/
 [4]: http://euruko.org