diff --git a/MCU/MCU_REAL_FINAL/delay.c b/MCU/MCU_REAL_FINAL/delay.c
index 35f77ee..516c2a4 100644
--- a/MCU/MCU_REAL_FINAL/delay.c
+++ b/MCU/MCU_REAL_FINAL/delay.c
@@ -6,7 +6,7 @@ void delay(int n)
 {
   int i, j;
   for(i = n; i > 0; i--)
-    for(j = 7; j > 0; j--);
+    for(j = 4; j > 0; j--);
 }
 
 void delayms(int n)		//@11.0592MHz