diff --git a/include/types/server.h b/include/types/server.h
index 130c370f7..f72ca0c8d 100644
--- a/include/types/server.h
+++ b/include/types/server.h
@@ -166,6 +166,7 @@ struct server {
 
 	struct list pendconns;			/* pending connections */
 	struct list actconns;			/* active connections */
+	struct list priv_conns;			/* private idle connections attached to stream interfaces */
 	struct task *warmup;                    /* the task dedicated to the warmup when slowstart is set */
 
 	struct conn_src conn_src;               /* connection source settings */
diff --git a/src/hlua.c b/src/hlua.c
index 1c2938b85..08831ab57 100644
--- a/src/hlua.c
+++ b/src/hlua.c
@@ -5060,6 +5060,7 @@ void hlua_init(void)
 	socket_tcp.obj_type = OBJ_TYPE_SERVER;
 	LIST_INIT(&socket_tcp.actconns);
 	LIST_INIT(&socket_tcp.pendconns);
+	LIST_INIT(&socket_tcp.priv_conns);
 	socket_tcp.state = SRV_ST_RUNNING; /* early server setup */
 	socket_tcp.last_change = 0;
 	socket_tcp.id = "LUA-TCP-CONN";
@@ -5103,6 +5104,7 @@ void hlua_init(void)
 	socket_ssl.obj_type = OBJ_TYPE_SERVER;
 	LIST_INIT(&socket_ssl.actconns);
 	LIST_INIT(&socket_ssl.pendconns);
+	LIST_INIT(&socket_ssl.priv_conns);
 	socket_ssl.state = SRV_ST_RUNNING; /* early server setup */
 	socket_ssl.last_change = 0;
 	socket_ssl.id = "LUA-SSL-CONN";
diff --git a/src/server.c b/src/server.c
index 503d53ab3..44f0dc385 100644
--- a/src/server.c
+++ b/src/server.c
@@ -886,6 +886,7 @@ int parse_server(const char *file, int linenum, char **args, struct proxy *curpr
 			newsrv->obj_type = OBJ_TYPE_SERVER;
 			LIST_INIT(&newsrv->actconns);
 			LIST_INIT(&newsrv->pendconns);
+			LIST_INIT(&newsrv->priv_conns);
 			do_check = 0;
 			do_agent = 0;
 			newsrv->flags = 0;