--- a/src/mail/ngx_mail.c
+++ b/src/mail/ngx_mail.c
@@ -72,15 +72,13 @@ ngx_mail_block(ngx_conf_t *cf, ngx_comma
     ngx_listening_t             *ls;
     ngx_mail_listen_t           *mls;
     ngx_mail_module_t           *module;
-    struct sockaddr             *sa;
-    struct sockaddr_in          *sin;
+    struct sockaddr_in           sin;
     ngx_mail_in_port_t          *mip;
     ngx_mail_conf_ctx_t         *ctx;
     ngx_mail_conf_in_port_t     *in_port;
     ngx_mail_conf_in_addr_t     *in_addr;
     ngx_mail_core_srv_conf_t   **cscfp;
     ngx_mail_core_main_conf_t   *cmcf;
-    u_char                       buf[NGX_SOCKADDR_STRLEN];
 
     if (cmd->name.data[0] == 'i') {
         ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
@@ -302,57 +300,17 @@ ngx_mail_block(ngx_conf_t *cf, ngx_comma
                 continue;
             }
 
-            ls = ngx_array_push(&cf->cycle->listening);
+            ngx_memzero(&sin, sizeof(struct sockaddr_in));
+
+            sin.sin_family = AF_INET;
+            sin.sin_addr.s_addr = in_addr[a].addr;
+            sin.sin_port = htons(in_port[p].port);
+
+            ls = ngx_create_listening(cf, &sin, sizeof(struct sockaddr_in));
             if (ls == NULL) {
                 return NULL;
             }
 
-            ngx_memzero(ls, sizeof(ngx_listening_t));
-
-            sin = ngx_pcalloc(cf->pool, sizeof(struct sockaddr_in));
-            if (sin == NULL) {
-                return NULL;
-            }
-
-            sin->sin_family = AF_INET;
-            sin->sin_addr.s_addr = in_addr[a].addr;
-            sin->sin_port = htons(in_port[p].port);
-
-            sa = (struct sockaddr *) sin;
-
-            ls->sockaddr = sa;
-            ls->socklen = sizeof(struct sockaddr_in);
-
-            ls->addr_text.len = ngx_sock_ntop(sa, buf, NGX_SOCKADDR_STRLEN, 1);
-
-            ls->addr_text.data = ngx_pnalloc(cf->pool, ls->addr_text.len);
-            if (ls->addr_text.data == NULL) {
-                return NULL;
-            }
-
-            ngx_memcpy(ls->addr_text.data, buf, ls->addr_text.len);
-
-            ls->fd = (ngx_socket_t) -1;
-            ls->type = SOCK_STREAM;
-
-            switch (ls->sockaddr->sa_family) {
-#if (NGX_HAVE_INET6)
-            case AF_INET6:
-                 ls->addr_text_max_len = NGX_INET6_ADDRSTRLEN;
-                 break;
-#endif
-            case AF_INET:
-                 ls->addr_text_max_len = NGX_INET_ADDRSTRLEN;
-                 break;
-            default:
-                 ls->addr_text_max_len = NGX_SOCKADDR_STRLEN;
-                 break;
-            }
-
-            ls->backlog = NGX_LISTEN_BACKLOG;
-            ls->rcvbuf = -1;
-            ls->sndbuf = -1;
-
             ls->addr_ntop = 1;
             ls->handler = ngx_mail_init_connection;
             ls->pool_size = 256;