diff --git a/include/linux/lguest.h b/include/linux/lguest.h
index ea335c8f86c330b9d343b118cf4e8526d01ea0c3..9ddac2f0a97ce6292042f50fe55d3fa55e086d15 100644
--- a/include/linux/lguest.h
+++ b/include/linux/lguest.h
@@ -4,6 +4,7 @@
 #define _LINUX_LGUEST_H
 
 #ifndef __ASSEMBLY__
+#include <linux/time.h>
 #include <asm/irq.h>
 #include <asm/lguest_hcall.h>