diff --git a/func/rebuild.sh b/func/rebuild.sh
index e753de9e6..e333fed6a 100644
--- a/func/rebuild.sh
+++ b/func/rebuild.sh
@@ -477,6 +477,14 @@ rebuild_mail_domain_conf() {
             p=$(cat $pub|grep -v ' KEY---'|tr -d '\n')
             slct="\"k=rsa\; p=$p\""
             $BIN/v-add-dns-record $user $domain $record TXT "$slct"
+            
+            if [ "$($BIN/v-list-dns-records $user $domain plain|grep -c '@ MX 10 mx.yandex.ru.')" = "1" ]; then
+                record='mail._domainkey'
+                slct=$(host -t TXT mail._domainkey.$domain dns1.yandex.net|grep v\=DKIM1|cut -d\" -f2)
+                if [ -n "$slct" ]; then
+                    $BIN/v-add-dns-record $user $domain $record TXT "\"$slct\""
+                fi
+            fi
         fi
     fi