diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c
index e21c564c8c00d031e554979bcf59abc01469479b..bcab9a938d6f3e229e3a9044c30ad9d9980dd446 100644
--- a/net/core/net_namespace.c
+++ b/net/core/net_namespace.c
@@ -340,6 +340,7 @@ static int __net_init net_defaults_init_net(struct net *net)
 
 static struct pernet_operations net_defaults_ops = {
 	.init = net_defaults_init_net,
+	.async = true,
 };
 
 static __init int net_defaults_init(void)