diff --git a/whitelist_sender_domain.map b/whitelist_sender_domain.map
index 0f5992f..dfc6857 100644
--- a/whitelist_sender_domain.map
+++ b/whitelist_sender_domain.map
@@ -9,3 +9,4 @@ asacentral.ba
 octopus.energy
 hr.surveymonkeyuser.com
 surveymonkeyuser.com
+mr.surveymonkeyuser.com