diff --git a/lib/domains/stoplist.txt b/lib/domains/stoplist.txt
index 086a6770fb..a738ad998f 100644
--- a/lib/domains/stoplist.txt
+++ b/lib/domains/stoplist.txt
@@ -517,4 +517,5 @@ as.edu.sa
 kgu.ac.kr
 lanesville.k12.in.us
 student.umc.edu.dz
-edu.menofia.edu.eg
\ No newline at end of file
+edu.menofia.edu.eg
+mail.dusit.ac.th
\ No newline at end of file