diff --git a/arch/arm/plat-feroceon/mv_hal/pon/mvPonOnuMac.h b/arch/arm/plat-feroceon/mv_hal/pon/mvPonOnuMac.h
index b115c1a..5fd3961 100755
--- a/arch/arm/plat-feroceon/mv_hal/pon/mvPonOnuMac.h
+++ b/arch/arm/plat-feroceon/mv_hal/pon/mvPonOnuMac.h
@@ -120,7 +120,7 @@
 
 /* TX Delay Register - const */
 #define GPON_TX_DELAY_TD_622                (0x0AA1)            /* Const Delay */
-#define GPON_TX_DELAY_TD_1244               (0x1542)            /* Const Delay */
+#define GPON_TX_DELAY_TD_1244               (0x1984)            /* Const Delay */
 
 /* TX Delay Register - equilization */
 #define GPON_TX_EQUAL_DELAY_TD              (0x0000)            /* Equilization Delay */