diff --git a/kernel/power/disk.c b/kernel/power/disk.c
index c51a4d9..3ec789c 100644
--- a/kernel/power/disk.c
+++ b/kernel/power/disk.c
@@ -16,6 +16,8 @@
 #include <linux/device.h>
 #include <linux/delay.h>
 #include <linux/fs.h>
+#include <linux/mount.h>
+
 #include "power.h"