diff --git a/sys/netgraph/ng_base.c b/sys/netgraph/ng_base.c
index f7e91e62fecb..8b14e90cb89d 100644
--- a/sys/netgraph/ng_base.c
+++ b/sys/netgraph/ng_base.c
@@ -613,7 +613,7 @@ ng_make_node_common(struct ng_type *type, node_p *nodepp)
 	NG_NODE_REF(node);				/* note reference */
 	type->refs++;
 
-	mtx_init(&node->nd_input_queue.q_mtx, "netgraph node mutex", 0);
+	mtx_init(&node->nd_input_queue.q_mtx, "netgraph node mutex", MTX_SPIN);
 	node->nd_input_queue.queue = NULL;
 	node->nd_input_queue.last = &node->nd_input_queue.queue;
 	node->nd_input_queue.q_flags = 0;