diff --git a/fs/aufs/super.c b/fs/aufs/super.c
index a069370..9c5d95a 100644
--- a/fs/aufs/super.c
+++ b/fs/aufs/super.c
@@ -22,6 +22,7 @@
 #include <linux/mm.h>
 #include <linux/seq_file.h>
 #include <linux/statfs.h>
+#include <linux/vmalloc.h>
 #include "aufs.h"
 
 /*