diff --git a/channels/chan_sip.c b/channels/chan_sip.c
index c56f7c4c929cacee4bb6241886bf47147f51fcb8..5d729cd0201684e221f7ace14b96573bed9d1080 100644
--- a/channels/chan_sip.c
+++ b/channels/chan_sip.c
@@ -30413,6 +30413,10 @@ static void set_peer_defaults(struct sip_peer *peer)
 	peer->disallowed_methods = sip_cfg.disallowed_methods;
 	peer->transports = default_transports;
 	peer->default_outbound_transport = default_primary_transport;
+	if (peer->outboundproxy) {
+		ao2_ref(peer->outboundproxy, -1);
+		peer->outboundproxy = NULL;
+	}
 }
 
 /*! \brief Create temporary peer (used in autocreatepeer mode) */