diff --git a/kernel/sched.c b/kernel/sched.c
index 5f5b359..e1ebf9b 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -3668,7 +3668,7 @@
 	 * capacity but still has some space to pick up some load
 	 * from other group and save more power
 	 */
-	if (sgs->sum_nr_running > sgs->group_capacity - 1)
+	if (sgs->sum_nr_running + 1 > sgs->group_capacity)
 		return;
 
 	if (sgs->sum_nr_running > sds->leader_nr_running ||