diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index a0a36c9..d01c00d 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -880,7 +880,7 @@
 	goto discard_it;
 }
 
-static struct inet_connection_sock_af_ops dccp_ipv4_af_ops = {
+static const struct inet_connection_sock_af_ops dccp_ipv4_af_ops = {
 	.queue_xmit	   = ip_queue_xmit,
 	.send_check	   = dccp_v4_send_check,
 	.rebuild_header	   = inet_sk_rebuild_header,