diff --git a/src/whois.servers.php b/src/whois.servers.php
index e6b3ce07..5639f925 100644
--- a/src/whois.servers.php
+++ b/src/whois.servers.php
@@ -36,6 +36,7 @@
     'net'      => 'gtld',
     'su'       => 'ru',
     'tv'       => 'gtld',
+    'uk'       => 'Uk',
     'za.org'   => 'zanet',
     'za.net'   => 'zanet',
     // Punicode