diff --git a/servers/slapd/extended.c b/servers/slapd/extended.c
index 6b47d3a355..81b805903b 100644
--- a/servers/slapd/extended.c
+++ b/servers/slapd/extended.c
@@ -225,7 +225,8 @@ fe_extended( Operation *op, SlapReply *rs )
 
 		rs->sr_err = (ext->ext_main)( op, rs );
 
-		if( rs->sr_err != SLAPD_ABANDON ) {
+		if( rs->sr_err != SLAPD_ABANDON && rs->sr_err != SLAPD_ASYNCOP &&
+			rs->sr_err != SLAPD_NO_REPLY ) {
 			if ( rs->sr_err == LDAP_REFERRAL && rs->sr_ref == NULL ) {
 				rs->sr_ref = referral_rewrite( default_referral,
 					NULL, NULL, LDAP_SCOPE_DEFAULT );