diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index d678820e4306..19aee073ba29 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -1596,7 +1596,7 @@ static const struct net_protocol igmp_protocol = {
 };
 #endif
 
-static struct net_protocol tcp_protocol = {
+static const struct net_protocol tcp_protocol = {
 	.early_demux	=	tcp_v4_early_demux,
 	.early_demux_handler =  tcp_v4_early_demux,
 	.handler	=	tcp_v4_rcv,
@@ -1606,7 +1606,7 @@ static struct net_protocol tcp_protocol = {
 	.icmp_strict_tag_validation = 1,
 };
 
-static struct net_protocol udp_protocol = {
+static const struct net_protocol udp_protocol = {
 	.early_demux =	udp_v4_early_demux,
 	.early_demux_handler =	udp_v4_early_demux,
 	.handler =	udp_rcv,