diff --git a/Demo_C/Demo/LED/LED.c b/Demo_C/Demo/LED/LED.c
index efd072d..5443825 100644
--- a/Demo_C/Demo/LED/LED.c
+++ b/Demo_C/Demo/LED/LED.c
@@ -43,6 +43,7 @@ int PrgTic
     // Get the current value of the system time
     cur_time = p_ta->hook_table.GetSystemTime(TIMER_UNIT_MILLISECONDS);
         if(cur_time-prev_time>=wait)
+        {
             prev_time = cur_time;
             p_ta->hook_table.DisplayMsg(p_ta, NULL);
 
@@ -70,5 +71,6 @@ int PrgTic
                     p_ta->hook_table.DisplayMsg(p_ta, NULL);
                     pin = GREEN;
             }
+        }
         return rc;
 }
\ No newline at end of file