diff --git a/net/decnet/dn_neigh.c b/net/decnet/dn_neigh.c
index 4bf066c..174d8a7 100644
--- a/net/decnet/dn_neigh.c
+++ b/net/decnet/dn_neigh.c
@@ -569,7 +569,7 @@
 			       NEIGH_SEQ_NEIGH_ONLY);
 }
 
-static struct seq_operations dn_neigh_seq_ops = {
+static const struct seq_operations dn_neigh_seq_ops = {
 	.start = dn_neigh_seq_start,
 	.next  = neigh_seq_next,
 	.stop  = neigh_seq_stop,