diff --git a/kernel/sched/idle_task.c b/kernel/sched/idle_task.c
index a58723ff447fc8ab552945ff013696b0e8f9b47e..b05097af18b570fb6f5eb467ea6cf5d538b915c9 100644
--- a/kernel/sched/idle_task.c
+++ b/kernel/sched/idle_task.c
@@ -64,6 +64,7 @@ static void task_tick_idle(struct rq *rq, struct task_struct *curr, int queued)
 {
 	int next_mode;
 
+	pb->count_admin_cycles++;
 	next_mode = determine_next_mode_pb(rq);
 
 	if (next_mode == PB_EXEC_MODE)