diff --git a/kernel/base/core/los_task.c b/kernel/base/core/los_task.c
index 8815a3e4..965bf045 100644
--- a/kernel/base/core/los_task.c
+++ b/kernel/base/core/los_task.c
@@ -240,7 +240,7 @@ LITE_OS_SEC_TEXT_INIT UINT32 OsIdleTaskCreate(VOID)
     ret = LOS_TaskCreateOnly(idleTaskID, &taskInitParam);
     LosTaskCB *idleTask = OS_TCB_FROM_TID(*idleTaskID);
     idleTask->taskStatus |= OS_TASK_FLAG_SYSTEM_TASK;
-    OsSchedSetIdleTaskSchedPartam(idleTask);
+    OsSchedSetIdleTaskSchedParam(idleTask);
 
     return ret;
 }
diff --git a/kernel/base/include/los_sched_pri.h b/kernel/base/include/los_sched_pri.h
index 23141362..e5f1ea7c 100644
--- a/kernel/base/include/los_sched_pri.h
+++ b/kernel/base/include/los_sched_pri.h
@@ -152,7 +152,7 @@ STATIC INLINE VOID OsCpuSchedUnlock(Percpu *cpu, UINT32 intSave)
 
 extern UINT32 OsSchedSetTickTimerType(UINT32 timerType);
 
-extern VOID OsSchedSetIdleTaskSchedPartam(LosTaskCB *idleTask);
+extern VOID OsSchedSetIdleTaskSchedParam(LosTaskCB *idleTask);
 
 extern UINT32 OsSchedSwtmrScanRegister(SchedScan func);
 
diff --git a/kernel/base/sched/sched_sq/los_sched.c b/kernel/base/sched/sched_sq/los_sched.c
index 0e36722e..5ab81c4b 100644
--- a/kernel/base/sched/sched_sq/los_sched.c
+++ b/kernel/base/sched/sched_sq/los_sched.c
@@ -753,7 +753,7 @@ VOID OsSchedTick(VOID)
     }
 }
 
-VOID OsSchedSetIdleTaskSchedPartam(LosTaskCB *idleTask)
+VOID OsSchedSetIdleTaskSchedParam(LosTaskCB *idleTask)
 {
     idleTask->policy = LOS_SCHED_IDLE;
     idleTask->initTimeSlice = OS_SCHED_FIFO_TIMEOUT;