diff --git a/bgpd/bgp_network.h b/bgpd/bgp_network.h
index b455f57..618d8db 100644
--- a/bgpd/bgp_network.h
+++ b/bgpd/bgp_network.h
@@ -25,4 +25,6 @@
 extern int bgp_connect (struct peer *);
 extern void bgp_getsockname (struct peer *);
 
+extern int bgp_md5_set (struct peer *);
+
 #endif /* _QUAGGA_BGP_NETWORK_H */