diff --git a/kernel/src/los_sched.c b/kernel/src/los_sched.c
index f445fec8..25ffe9d8 100644
--- a/kernel/src/los_sched.c
+++ b/kernel/src/los_sched.c
@@ -203,7 +203,7 @@ STATIC INLINE BOOL OsSchedScanTimerList(VOID)
      * (per cpu) and ipc(mutex,sem and etc.)'s block at the same time, it can be waken
      * up by either timeout or corresponding ipc it's waiting.
      *
-     * Now synchronize sortlink procedure is used, thereforee the whole task scan needs
+     * Now synchronize sortlink procedure is used, therefore the whole task scan needs
      * to be protected, preventing another core from doing sortlink deletion at same time.
      */