diff --git a/Examples-for-DNS-01-hooks.md b/Examples-for-DNS-01-hooks.md
index fa4d13a..8d25fd7 100644
--- a/Examples-for-DNS-01-hooks.md
+++ b/Examples-for-DNS-01-hooks.md
@@ -1,7 +1,7 @@
 Here are some examples on how to implement DNS-01 challenge hooks:
 
 - [CloudFlare (Python script)](https://github.com/kappataumu/letsencrypt-cloudflare-hook)
-- [AWS Route53 (ruby script)](https://gist.github.com/asimihsan/d8d8f0f10bdc85fc6f8a)
+- [AWS Route53 (ruby script)](https://gist.github.com/joshgarnett/02920846fea35f738d3370fd991bb0e0) - Updated with multiple hosted zone support, less dependencies, and checks on DNS propagation
 - [AWS Route53 (python3 script)](https://gist.github.com/ramirovjr/181979298149c5e74887f30fe09dcc71)
 - [Godaddy DNS (python3 script)](https://github.com/josteink/le-godaddy-dns)
 - [nsupdate (bash script)](https://github.com/lukas2511/letsencrypt.sh/wiki/example-dns-01-nsupdate-script)