diff --git a/lib/domains/blacklist.txt b/lib/domains/blacklist.txt
index b0a3d5197e..85945eb3ff 100644
--- a/lib/domains/blacklist.txt
+++ b/lib/domains/blacklist.txt
@@ -82,4 +82,5 @@ student.smc.edu
 student.sbccd.edu
 stu.centralaz.edu
 student.glendale.edu
-xs.hnit.edu.cn
\ No newline at end of file
+xs.hnit.edu.cn
+student.rockvalleycollege.edu
\ No newline at end of file