diff --git a/ospf6d/ospf6_network.c b/ospf6d/ospf6_network.c
index e5a1436..eed7f9d 100644
--- a/ospf6d/ospf6_network.c
+++ b/ospf6d/ospf6_network.c
@@ -27,6 +27,7 @@
 #include "sockopt.h"
 #include "privs.h"
 
+#include "libospf.h"
 #include "ospf6_proto.h"
 #include "ospf6_network.h"