diff --git a/servers/slapd/back-meta/map.c b/servers/slapd/back-meta/map.c
index 40adf2c6f4..f655e9e392 100644
--- a/servers/slapd/back-meta/map.c
+++ b/servers/slapd/back-meta/map.c
@@ -674,6 +674,7 @@ ldap_back_referral_result_rewrite(
 
 				ludp->lud_dn = dn.bv_val;
 				newurl = ldap_url_desc2str( ludp );
+				free( dn.bv_val );
 				if ( newurl == NULL ) {
 					/* FIXME: leave attr untouched
 					 * even if ldap_url_desc2str failed...