diff --git a/kernel/sched.c b/kernel/sched.c
index 7286ccb..f06950c 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -3889,7 +3889,7 @@
 asmlinkage void __sched schedule(void)
 {
 	struct task_struct *prev, *next;
-	long *switch_count;
+	unsigned long *switch_count;
 	struct rq *rq;
 	int cpu;