diff --git a/zebra/irdp_main.c b/zebra/irdp_main.c
index 04f12f1..e4e71cf 100644
--- a/zebra/irdp_main.c
+++ b/zebra/irdp_main.c
@@ -224,7 +224,8 @@
   struct stream *s;
   s = stream_new (128);
   make_advertisement_packet (ifp, p, s);
-  irdp_send(ifp, p, s); 
+  irdp_send(ifp, p, s);
+  stream_free (s);
 }
 
 int irdp_send_thread(struct thread *t_advert)