diff --git a/drivers/lguest/hypercalls.c b/drivers/lguest/hypercalls.c
index 32666d0d956a..0f2cb4fd7c69 100644
--- a/drivers/lguest/hypercalls.c
+++ b/drivers/lguest/hypercalls.c
@@ -23,6 +23,7 @@
 #include <linux/uaccess.h>
 #include <linux/syscalls.h>
 #include <linux/mm.h>
+#include <linux/ktime.h>
 #include <asm/page.h>
 #include <asm/pgtable.h>
 #include "lg.h"
diff --git a/drivers/lguest/lg.h b/drivers/lguest/lg.h
index b75ce3b17afe..2337e1a06f02 100644
--- a/drivers/lguest/lg.h
+++ b/drivers/lguest/lg.h
@@ -8,6 +8,7 @@
 #include <linux/lguest.h>
 #include <linux/lguest_launcher.h>
 #include <linux/wait.h>
+#include <linux/hrtimer.h>
 #include <linux/err.h>
 #include <asm/semaphore.h>
 
diff --git a/drivers/lguest/lguest_user.c b/drivers/lguest/lguest_user.c
index a87fca678c6b..85d42d3d01a9 100644
--- a/drivers/lguest/lguest_user.c
+++ b/drivers/lguest/lguest_user.c
@@ -6,6 +6,7 @@
 #include <linux/uaccess.h>
 #include <linux/miscdevice.h>
 #include <linux/fs.h>
+#include <linux/sched.h>
 #include "lg.h"
 
 /*L:055 When something happens, the Waker process needs a way to stop the