diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 10a8faa1b0d4a..5bd7d60658d37 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -7238,9 +7238,6 @@ void __init sched_init_smp(void)
 	alloc_cpumask_var(&non_isolated_cpus, GFP_KERNEL);
 	alloc_cpumask_var(&fallback_doms, GFP_KERNEL);
 
-	/* nohz_full won't take effect without isolating the cpus. */
-	tick_nohz_full_add_cpus_to(cpu_isolated_map);
-
 	sched_init_numa();
 
 	/*