diff --git a/target/postfix/main.cf b/target/postfix/main.cf
index 630fea79..74194c9b 100644
--- a/target/postfix/main.cf
+++ b/target/postfix/main.cf
@@ -41,7 +41,7 @@ smtpd_helo_restrictions = permit_mynetworks, reject_invalid_helo_hostname, permi
 smtpd_relay_restrictions = permit_mynetworks permit_sasl_authenticated defer_unauth_destination
 smtpd_recipient_restrictions = permit_sasl_authenticated, permit_mynetworks, reject_unauth_destination,
     reject_unauth_pipelining, reject_invalid_helo_hostname, reject_non_fqdn_helo_hostname, reject_unknown_recipient_domain,
-    reject_rbl_client dnsbl.sorbs.net, reject_rbl_client zen.spamhaus.org, reject_rbl_client bl.spamcop.net
+    reject_rbl_client zen.spamhaus.org, reject_rbl_client bl.spamcop.net
 smtpd_client_restrictions = permit_mynetworks, permit_sasl_authenticated, reject_unauth_destination, reject_unauth_pipelining
 smtpd_sender_restrictions = permit_sasl_authenticated, permit_mynetworks, reject_unknown_sender_domain