diff --git a/drivers/dect/coa/sc1442x_firmware.asm b/drivers/dect/coa/sc1442x_firmware.asm
index 374a0066e03..05c7de83e75 100644
--- a/drivers/dect/coa/sc1442x_firmware.asm
+++ b/drivers/dect/coa/sc1442x_firmware.asm
@@ -398,7 +398,8 @@ Sync:		JMP	RFInit
 
 SFieldFound:	WNT	23
 		P_SC	0x00
-SyncLock:	JMP	RX_P00
+SyncLock:	JMP	RFInit
+		JMP	RX_P00
 		U_INT0
 		WNT	22
 SyncLoop:	BR	Sync
diff --git a/drivers/dect/coa/sc1442x_firmware.c b/drivers/dect/coa/sc1442x_firmware.c
index e69c99324c5..f90962bd1e6 100644
--- a/drivers/dect/coa/sc1442x_firmware.c
+++ b/drivers/dect/coa/sc1442x_firmware.c
@@ -7,7 +7,7 @@
 #include "sc1442x_firmware.h"
 
 const unsigned char sc1442x_firmware[] = {
-	0x01, 0x01, 0x01, 0xf3, 0x0d, 0x00, 0x09, 0x01,
+	0x01, 0x01, 0x01, 0xf4, 0x0d, 0x00, 0x09, 0x01,
 	0x08, 0x01, 0x09, 0x01, 0x08, 0x01, 0x09, 0x01,
 	0x08, 0x01, 0x09, 0x01, 0x08, 0x01, 0x09, 0x01,
 	0x08, 0x01, 0x09, 0x01, 0x08, 0x01, 0x61, 0x00,
@@ -66,8 +66,8 @@ const unsigned char sc1442x_firmware[] = {
 	0x09, 0xfa, 0xea, 0x20, 0xed, 0x42, 0x28, 0x00,
 	0x09, 0x40, 0x26, 0x00, 0x29, 0x00, 0x08, 0x14,
 	0x03, 0xed, 0x20, 0x00, 0x6b, 0x00, 0x08, 0x17,
-	0x01, 0xdf, 0x08, 0x17, 0xea, 0x00, 0x02, 0x38,
-	0x61, 0x00, 0x08, 0x16, 0x01, 0xdf, 0x0f, 0x00,
-	0xfa, 0x10, 0x09, 0x0a, 0x33, 0x69, 0x09, 0x08,
-	0x20, 0x00, 0x09, 0x0a, 0xe9, 0x00, 0xe8, 0x04,
-	0x62, 0x00, 0x0b, 0x00, 0x01, 0xde};
+	0x01, 0xdf, 0x08, 0x17, 0xea, 0x00, 0x02, 0xb9,
+	0x02, 0x38, 0x61, 0x00, 0x08, 0x16, 0x01, 0xdf,
+	0x0f, 0x00, 0xfa, 0x10, 0x09, 0x0a, 0x33, 0x69,
+	0x09, 0x08, 0x20, 0x00, 0x09, 0x0a, 0xe9, 0x00,
+	0xe8, 0x04, 0x62, 0x00, 0x0b, 0x00, 0x01, 0xde};
diff --git a/drivers/dect/coa/sc1442x_firmware.h b/drivers/dect/coa/sc1442x_firmware.h
index 3d41f184128..826db2d9a72 100644
--- a/drivers/dect/coa/sc1442x_firmware.h
+++ b/drivers/dect/coa/sc1442x_firmware.h
@@ -36,12 +36,12 @@ extern const unsigned char sc1442x_firmware[510];
 #define Slot21 0x30
 #define Slot22 0x32
 #define Slot23 0x34
-#define RFStart 0xFE
+#define RFStart 0xFF
 #define RFInit 0xB9
 #define SyncInit 0xDE
 #define Sync 0xDF
 #define SyncLock 0xEF
-#define SyncLoop 0xF2
+#define SyncLoop 0xF3
 #define ClockSyncOn 0x73
 #define ClockSyncOff 0x7B
 #define ClockAdjust 0x77