diff --git a/core/SConscript.ble_firmware b/core/SConscript.ble_firmware
index 0bc9153319..ea3a36d88e 100644
--- a/core/SConscript.ble_firmware
+++ b/core/SConscript.ble_firmware
@@ -463,7 +463,7 @@ program_pkg = env.Command(
     target='ble_firmware.zip',
     source=program_hex,
     action=[
-        f'python ../../pc-nrfutil/nordicsemi/  pkg generate --hw-version 52 --sd-req=0x100 --application $SOURCE --key-file ./embed/ble_bootloader/priv.pem $TARGET --application-version-string {tools.get_version("embed/ble_firmware/version.h")} --sd-id=0x100 --softdevice ./embed/sdk/nrf52/components/softdevice/s140/hex/s140_nrf52_7.2.0_softdevice.hex '
+        f'python ../../pc-nrfutil/nordicsemi/  pkg generate --hw-version 52 --sd-req=0x100 --application $SOURCE --key-file ./embed/ble_bootloader/priv.pem $TARGET --application-version-string {tools.get_version("embed/ble_firmware/version.h")}'
     ],
 )
 
diff --git a/core/embed/ble_bootloader/dfu/dfu-cc.pb.c b/core/embed/ble_bootloader/dfu/dfu-cc.pb.c
index 79d9e5d2d0..20a00e52b7 100644
--- a/core/embed/ble_bootloader/dfu/dfu-cc.pb.c
+++ b/core/embed/ble_bootloader/dfu/dfu-cc.pb.c
@@ -28,4 +28,3 @@ PB_BIND(dfu_Packet, dfu_Packet, 2)
 
 
 
-
diff --git a/core/embed/ble_bootloader/dfu/dfu-cc.pb.h b/core/embed/ble_bootloader/dfu/dfu-cc.pb.h
index c22c5fe5c0..0c1351f24e 100644
--- a/core/embed/ble_bootloader/dfu/dfu-cc.pb.h
+++ b/core/embed/ble_bootloader/dfu/dfu-cc.pb.h
@@ -30,13 +30,6 @@ typedef enum _dfu_OpCode {
     dfu_OpCode_INIT = 1 
 } dfu_OpCode;
 
-typedef enum _dfu_ValidationType { 
-    dfu_ValidationType_NO_VALIDATION = 0, 
-    dfu_ValidationType_VALIDATE_GENERATED_CRC = 1, 
-    dfu_ValidationType_VALIDATE_SHA256 = 2, 
-    dfu_ValidationType_VALIDATE_ECDSA_P256_SHA256 = 3 
-} dfu_ValidationType;
-
 /* Struct definitions */
 typedef PB_BYTES_ARRAY_T(64) dfu_BootValidation_bytes_t;
 typedef struct _dfu_BootValidation { 
@@ -111,10 +104,6 @@ typedef struct _dfu_Packet {
 #define _dfu_OpCode_MAX dfu_OpCode_INIT
 #define _dfu_OpCode_ARRAYSIZE ((dfu_OpCode)(dfu_OpCode_INIT+1))
 
-#define _dfu_ValidationType_MIN dfu_ValidationType_NO_VALIDATION
-#define _dfu_ValidationType_MAX dfu_ValidationType_VALIDATE_ECDSA_P256_SHA256
-#define _dfu_ValidationType_ARRAYSIZE ((dfu_ValidationType)(dfu_ValidationType_VALIDATE_ECDSA_P256_SHA256+1))
-
 
 #ifdef __cplusplus
 extern "C" {
diff --git a/core/embed/ble_bootloader/dfu/dfu-cc.proto b/core/embed/ble_bootloader/dfu/dfu-cc.proto
index db864c10ac..c31f3d9151 100644
--- a/core/embed/ble_bootloader/dfu/dfu-cc.proto
+++ b/core/embed/ble_bootloader/dfu/dfu-cc.proto
@@ -22,13 +22,6 @@ enum OpCode {
     INIT = 1;
 }
 
-enum ValidationType {
-    NO_VALIDATION                   = 0;
-    VALIDATE_GENERATED_CRC          = 1;
-    VALIDATE_SHA256                 = 2;
-    VALIDATE_ECDSA_P256_SHA256      = 3;
-}
-
 message Hash {
     required HashType   hash_type   = 1;
     required bytes      hash        = 2;
diff --git a/core/embed/ble_bootloader/dfu/nrf_dfu_validation.c b/core/embed/ble_bootloader/dfu/nrf_dfu_validation.c
index fd46fbfcfb..e4e722a550 100644
--- a/core/embed/ble_bootloader/dfu/nrf_dfu_validation.c
+++ b/core/embed/ble_bootloader/dfu/nrf_dfu_validation.c
@@ -166,7 +166,7 @@ static bool stored_init_cmd_decode(void)
       //TODO: this is where signed init command is stored, but is it guaranteed to be there always?
       // pb_decoding_callback was meant to find it, how to do that without nanopb modifications?
       m_init_packet_data_ptr = &s_dfu_settings.init_command[11];
-      m_init_packet_data_len = 128;
+      m_init_packet_data_len = s_dfu_settings.progress.command_size-(64+4+11); // signature, sigmask
       m_init_packet_valid    = true;
     }