diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c
index 0f0e77f..e359107 100644
--- a/fs/nfsd/nfsctl.c
+++ b/fs/nfsd/nfsctl.c
@@ -4,6 +4,7 @@
  * Copyright (C) 1995, 1996 Olaf Kirch <okir@monad.swb.de>
  */
 
+#include <linux/slab.h>
 #include <linux/namei.h>
 #include <linux/ctype.h>