diff --git a/Examples-for-DNS-01-hooks.md b/Examples-for-DNS-01-hooks.md
index 703c23a..43cbc4a 100644
--- a/Examples-for-DNS-01-hooks.md
+++ b/Examples-for-DNS-01-hooks.md
@@ -45,3 +45,4 @@ Here are some examples on how to implement DNS-01 challenge hooks:
 - [Manual update (bash script)](https://github.com/gheja/dns-01-manual) - hook for updating DNS zone by hand (non-automated way)
 - [dnspython-hook (python)](https://github.com/eferdman/dnspython-hook) - uses the [dnspython](http://www.dnspython.org) API 
 - [Azure DNS (bash script)](https://github.com/jangins101/letsencrypt-azuredns-hook) - uses [Azure CLI](https://docs.microsoft.com/en-us/azure/xplat-cli-install) to manage the DNZ records
+- [Reg.ru DNS (ruby script)](https://github.com/massdest/lets-encrypt-regru/blob/master/lets-encrypt-regru.rb) - uses [REG.API 2 for Ruby](https://github.com/regru/reg_api2-ruby)
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