diff --git a/lib/domains/blacklist.txt b/lib/domains/blacklist.txt
index bcc4b3b2fd..39f393d025 100644
--- a/lib/domains/blacklist.txt
+++ b/lib/domains/blacklist.txt
@@ -49,3 +49,5 @@ t.odmail.cn
 ccc.edu
 nfs.edu.rs
 cqu.edu.cn
+losrios.edu
+vccs.edu
\ No newline at end of file