diff --git a/include/net/net_namespace.h b/include/net/net_namespace.h
index 72eb23723294..e951453e0a23 100644
--- a/include/net/net_namespace.h
+++ b/include/net/net_namespace.h
@@ -28,6 +28,8 @@
 #include <net/netns/xfrm.h>
 #include <net/netns/mpls.h>
 #include <linux/ns_common.h>
+#include <linux/idr.h>
+#include <linux/skbuff.h>
 
 struct user_namespace;
 struct proc_dir_entry;