diff --git a/lib/domains/blacklist.txt b/lib/domains/blacklist.txt
index 0ad4d32363..b3d8e55b8a 100644
--- a/lib/domains/blacklist.txt
+++ b/lib/domains/blacklist.txt
@@ -119,4 +119,5 @@ xzyz.edu.cn
 giant.cos.edu
 henu.edu.cn
 stu.zuel.edu.cn
-uotago.ac.nz
\ No newline at end of file
+uotago.ac.nz
+xzyz.edu.cn
\ No newline at end of file