diff --git a/arch/um/drivers/slirp_user.c b/arch/um/drivers/slirp_user.c
index 33c5f6e..ce5e85d 100644
--- a/arch/um/drivers/slirp_user.c
+++ b/arch/um/drivers/slirp_user.c
@@ -126,7 +126,7 @@
 	return(mtu);
 }
 
-struct net_user_info slirp_user_info = {
+const struct net_user_info slirp_user_info = {
 	.init		= slirp_user_init,
 	.open		= slirp_open,
 	.close	 	= slirp_close,