diff --git a/init/Kconfig b/init/Kconfig
index c91ce6bcbe683b68315343065289276d6337a7c0..239fae49750b8f29da9c2acd571b1c7bd9782394 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -746,6 +746,7 @@ config NAMESPACES
 config UTS_NS
 	bool "UTS namespace"
 	depends on NAMESPACES
+	default y
 	help
 	  In this namespace tasks see different info provided with the
 	  uname() system call
@@ -753,6 +754,7 @@ config UTS_NS
 config IPC_NS
 	bool "IPC namespace"
 	depends on NAMESPACES && (SYSVIPC || POSIX_MQUEUE)
+	default y
 	help
 	  In this namespace tasks work with IPC ids which correspond to
 	  different IPC objects in different namespaces.
@@ -760,6 +762,7 @@ config IPC_NS
 config USER_NS
 	bool "User namespace (EXPERIMENTAL)"
 	depends on NAMESPACES && EXPERIMENTAL
+	default y
 	help
 	  This allows containers, i.e. vservers, to use user namespaces
 	  to provide different user info for different servers.
@@ -767,8 +770,8 @@ config USER_NS
 
 config PID_NS
 	bool "PID Namespaces"
-	default n
 	depends on NAMESPACES
+	default y
 	help
 	  Support process id namespaces.  This allows having multiple
 	  processes with the same pid as long as they are in different
@@ -776,8 +779,8 @@ config PID_NS
 
 config NET_NS
 	bool "Network namespace"
-	default n
 	depends on NAMESPACES && NET
+	default y
 	help
 	  Allow user space to create what appear to be multiple instances
 	  of the network stack.