diff --git a/kernel/include/los_sched.h b/kernel/include/los_sched.h
index cf2528ed..b514edb3 100644
--- a/kernel/include/los_sched.h
+++ b/kernel/include/los_sched.h
@@ -49,7 +49,7 @@ VOID OsSchedUpdateSchedTimeBase(VOID);
 
 UINT64 OsGetCurrSchedTimeCycle(VOID);
 
-VOID OsSchedSetIdleTaskSchedPartam(LosTaskCB *idleTask);
+VOID OsSchedSetIdleTaskSchedParam(LosTaskCB *idleTask);
 
 UINT32 OsSchedSwtmrScanRegister(SchedScan func);
 
diff --git a/kernel/src/los_sched.c b/kernel/src/los_sched.c
index 3cfd8936..b6686f0b 100644
--- a/kernel/src/los_sched.c
+++ b/kernel/src/los_sched.c
@@ -379,7 +379,7 @@ BOOL OsSchedModifyTaskSchedParam(LosTaskCB *taskCB, UINT16 priority)
     return FALSE;
 }
 
-VOID OsSchedSetIdleTaskSchedPartam(LosTaskCB *idleTask)
+VOID OsSchedSetIdleTaskSchedParam(LosTaskCB *idleTask)
 {
     OsSchedTaskEnQueue(idleTask);
 }
diff --git a/kernel/src/los_task.c b/kernel/src/los_task.c
index b9bd1c8f..76657dff 100644
--- a/kernel/src/los_task.c
+++ b/kernel/src/los_task.c
@@ -396,7 +396,7 @@ LITE_OS_SEC_TEXT_INIT UINT32 OsIdleTaskCreate(VOID)
         return retVal;
     }
 
-    OsSchedSetIdleTaskSchedPartam(OS_TCB_FROM_TID(g_idleTaskID));
+    OsSchedSetIdleTaskSchedParam(OS_TCB_FROM_TID(g_idleTaskID));
     return LOS_OK;
 }