diff --git a/df_datalink_sp/src/networking/phy_layer/phy_layer.c b/df_datalink_sp/src/networking/phy_layer/phy_layer.c
index 55b695b..2598044 100644
--- a/df_datalink_sp/src/networking/phy_layer/phy_layer.c
+++ b/df_datalink_sp/src/networking/phy_layer/phy_layer.c
@@ -51,8 +51,8 @@
 #define L1_FRAME_2KBPS_100MS_COMP 1841158 // *10ns(Timer_L)
 #define L1_FRAME_10KBPS_10MS_COMP 850950  // *10ns(Timer_L)
 #define L1_FRAME_10KBPS_20MS_COMP 850950  // *10ns(Timer_L)
-#define L1_FRAME_40KBPS_20MS_COMP 110667  // *10ns(Timer_L)
-#define L1_FRAME_40KBPS_10MS_COMP 110667  // *10ns(Timer_L)
+#define L1_FRAME_40KBPS_20MS_COMP 111485  // *10ns(Timer_L)
+#define L1_FRAME_40KBPS_10MS_COMP 111485  // *10ns(Timer_L)
 #define L1_FRAME_200KBPS_5MS_COMP 22493	  // *10ns(Timer_L)
 #define L1_FRAME_1M2BPS_5MS_COMP 22493	  // *10ns(Timer_L)