diff --git a/init/calibrate.c b/init/calibrate.c
index d206c75..40ff3b4 100644
--- a/init/calibrate.c
+++ b/init/calibrate.c
@@ -4,7 +4,7 @@
  *  Copyright (C) 1991, 1992  Linus Torvalds
  */
 
-#include <linux/sched.h>
+#include <linux/jiffies.h>
 #include <linux/delay.h>
 #include <linux/init.h>