diff --git a/lib/domains/tlds.txt b/lib/domains/tlds.txt
index db529f6718..9b1283b55c 100644
--- a/lib/domains/tlds.txt
+++ b/lib/domains/tlds.txt
@@ -2,7 +2,6 @@ ac.ae
 ac.at
 ac.bd
 ac.be
-ac.cn
 ac.cr
 ac.cy
 ac.fj