diff --git a/arch/sh/kernel/cpufreq.c b/arch/sh/kernel/cpufreq.c
index e0b384b..47abf6e 100644
--- a/arch/sh/kernel/cpufreq.c
+++ b/arch/sh/kernel/cpufreq.c
@@ -20,6 +20,7 @@
 #include <linux/delay.h>
 #include <linux/cpumask.h>
 #include <linux/smp.h>
+#include <linux/sched.h>	/* set_cpus_allowed() */
 
 #include <asm/processor.h>
 #include <asm/watchdog.h>