diff --git a/config/Config-kernel.in b/config/Config-kernel.in
index 7092b86c4..96aaed768 100644
--- a/config/Config-kernel.in
+++ b/config/Config-kernel.in
@@ -616,7 +616,7 @@ if KERNEL_NAMESPACES
 
 	config KERNEL_NET_NS
 		bool "Network namespace"
-		default n
+		default y
 		help
 		  Allow user space to create what appear to be multiple instances
 		  of the network stack.