diff --git a/sys/netgraph/netgraph.h b/sys/netgraph/netgraph.h
index fc7ca816524..9c31d3c9582 100644
--- a/sys/netgraph/netgraph.h
+++ b/sys/netgraph/netgraph.h
@@ -243,7 +243,8 @@ static moduledata_t ng_##typename##_mod = {				\
 	ng_mod_event,							\
 	(typestructp)							\
 };									\
-DECLARE_MODULE(ng_##typename, ng_##typename##_mod, sub, order)
+DECLARE_MODULE(ng_##typename, ng_##typename##_mod, sub, order);		\
+MODULE_DEPEND(ng_##typename, netgraph, 1, 1, 1)
 
 #define NETGRAPH_INIT(tn, tp)						\
 	NETGRAPH_INIT_ORDERED(tn, tp, SI_SUB_PSEUDO, SI_ORDER_ANY)
diff --git a/sys/netgraph/ng_base.c b/sys/netgraph/ng_base.c
index c5c6a0eb176..310012f7370 100644
--- a/sys/netgraph/ng_base.c
+++ b/sys/netgraph/ng_base.c
@@ -63,6 +63,8 @@
 #include <netgraph/netgraph.h>
 #include <netgraph/ng_parse.h>
 
+MODULE_VERSION(netgraph, 1);
+
 /* List of all nodes */
 static LIST_HEAD(, ng_node) nodelist;