diff --git a/bin/v-delete-mail-account-alias b/bin/v-delete-mail-account-alias
index de7310d73..c8d1da444 100755
--- a/bin/v-delete-mail-account-alias
+++ b/bin/v-delete-mail-account-alias
@@ -49,7 +49,7 @@ fi
 #----------------------------------------------------------#
 
 if [[ "$MAIL_SYSTEM" =~ exim ]]; then
-    sed -i "/^$malias@$domain:$account/d" \
+    sed -i "/^$malias@$domain_idn:$account/d" \
         $HOMEDIR/$user/conf/mail/$domain/aliases
 fi