diff --git a/disposable_email_blacklist.conf b/disposable_email_blacklist.conf
index d84a340..79dcdfa 100644
--- a/disposable_email_blacklist.conf
+++ b/disposable_email_blacklist.conf
@@ -478,6 +478,7 @@ droolingfanboy.de
 dropcake.de
 droplar.com
 dropmail.me
+dsiay.com
 dspwebservices.com
 duam.net
 dudmail.com