diff --git a/Source/domainset/download.conf b/Source/domainset/download.conf
index d94fd562..0c5e1ceb 100644
--- a/Source/domainset/download.conf
+++ b/Source/domainset/download.conf
@@ -65,6 +65,8 @@ ppa.launchpad.net
 .ftp-master.debian.org
 .debian.map.fastlydns.net
 security.debian.org
+# DebianCN
+repo.debiancn.org
 # Ubuntu
 .archive.ubuntu.com
 security.ubuntu.com