diff --git a/src/trezor/messages/Address.py b/src/trezor/messages/Address.py
index 1f7f2bc92..712e6bd84 100644
--- a/src/trezor/messages/Address.py
+++ b/src/trezor/messages/Address.py
@@ -4,4 +4,4 @@ from micropython import const
 t = p.MessageType('Address')
 t.wire_type = const(30)
 t.add_field(1, 'address', p.UnicodeType, flags=p.FLAG_REQUIRED)
-Address = t
\ No newline at end of file
+Address = t
diff --git a/src/trezor/messages/ApplySettings.py b/src/trezor/messages/ApplySettings.py
index 6b4736ebc..094314876 100644
--- a/src/trezor/messages/ApplySettings.py
+++ b/src/trezor/messages/ApplySettings.py
@@ -7,4 +7,4 @@ t.add_field(1, 'language', p.UnicodeType)
 t.add_field(2, 'label', p.UnicodeType)
 t.add_field(3, 'use_passphrase', p.BoolType)
 t.add_field(4, 'homescreen', p.BytesType)
-ApplySettings = t
\ No newline at end of file
+ApplySettings = t
diff --git a/src/trezor/messages/ButtonAck.py b/src/trezor/messages/ButtonAck.py
index 7bb582345..581176cdd 100644
--- a/src/trezor/messages/ButtonAck.py
+++ b/src/trezor/messages/ButtonAck.py
@@ -3,4 +3,4 @@ import protobuf as p
 from micropython import const
 t = p.MessageType('ButtonAck')
 t.wire_type = const(27)
-ButtonAck = t
\ No newline at end of file
+ButtonAck = t
diff --git a/src/trezor/messages/ButtonRequest.py b/src/trezor/messages/ButtonRequest.py
index 4564efdf7..de8446acd 100644
--- a/src/trezor/messages/ButtonRequest.py
+++ b/src/trezor/messages/ButtonRequest.py
@@ -5,4 +5,4 @@ t = p.MessageType('ButtonRequest')
 t.wire_type = const(26)
 t.add_field(1, 'code', p.UVarintType)
 t.add_field(2, 'data', p.UnicodeType)
-ButtonRequest = t
\ No newline at end of file
+ButtonRequest = t
diff --git a/src/trezor/messages/ButtonRequestType.py b/src/trezor/messages/ButtonRequestType.py
index 2da7b250e..779d4f63d 100644
--- a/src/trezor/messages/ButtonRequestType.py
+++ b/src/trezor/messages/ButtonRequestType.py
@@ -9,4 +9,4 @@ ProtectCall = const(7)
 SignTx = const(8)
 FirmwareCheck = const(9)
 Address = const(10)
-PublicKey = const(11)
\ No newline at end of file
+PublicKey = const(11)
diff --git a/src/trezor/messages/Cancel.py b/src/trezor/messages/Cancel.py
index ce9d6fb3e..cb7fbd530 100644
--- a/src/trezor/messages/Cancel.py
+++ b/src/trezor/messages/Cancel.py
@@ -3,4 +3,4 @@ import protobuf as p
 from micropython import const
 t = p.MessageType('Cancel')
 t.wire_type = const(20)
-Cancel = t
\ No newline at end of file
+Cancel = t
diff --git a/src/trezor/messages/ChangePin.py b/src/trezor/messages/ChangePin.py
index 42b708412..2411e6938 100644
--- a/src/trezor/messages/ChangePin.py
+++ b/src/trezor/messages/ChangePin.py
@@ -4,4 +4,4 @@ from micropython import const
 t = p.MessageType('ChangePin')
 t.wire_type = const(4)
 t.add_field(1, 'remove', p.BoolType)
-ChangePin = t
\ No newline at end of file
+ChangePin = t
diff --git a/src/trezor/messages/CipherKeyValue.py b/src/trezor/messages/CipherKeyValue.py
index fb1f59538..381b77d5e 100644
--- a/src/trezor/messages/CipherKeyValue.py
+++ b/src/trezor/messages/CipherKeyValue.py
@@ -10,4 +10,4 @@ t.add_field(4, 'encrypt', p.BoolType)
 t.add_field(5, 'ask_on_encrypt', p.BoolType)
 t.add_field(6, 'ask_on_decrypt', p.BoolType)
 t.add_field(7, 'iv', p.BytesType)
-CipherKeyValue = t
\ No newline at end of file
+CipherKeyValue = t
diff --git a/src/trezor/messages/CipheredKeyValue.py b/src/trezor/messages/CipheredKeyValue.py
index c1d325166..959025f95 100644
--- a/src/trezor/messages/CipheredKeyValue.py
+++ b/src/trezor/messages/CipheredKeyValue.py
@@ -4,4 +4,4 @@ from micropython import const
 t = p.MessageType('CipheredKeyValue')
 t.wire_type = const(48)
 t.add_field(1, 'value', p.BytesType)
-CipheredKeyValue = t
\ No newline at end of file
+CipheredKeyValue = t
diff --git a/src/trezor/messages/ClearSession.py b/src/trezor/messages/ClearSession.py
index 5352e9f40..fd723b0a3 100644
--- a/src/trezor/messages/ClearSession.py
+++ b/src/trezor/messages/ClearSession.py
@@ -3,4 +3,4 @@ import protobuf as p
 from micropython import const
 t = p.MessageType('ClearSession')
 t.wire_type = const(24)
-ClearSession = t
\ No newline at end of file
+ClearSession = t
diff --git a/src/trezor/messages/CoinType.py b/src/trezor/messages/CoinType.py
index b716e972b..a0bc65788 100644
--- a/src/trezor/messages/CoinType.py
+++ b/src/trezor/messages/CoinType.py
@@ -10,4 +10,4 @@ t.add_field(5, 'address_type_p2sh', p.UVarintType, default=5)
 t.add_field(6, 'address_type_p2wpkh', p.UVarintType, default=6)
 t.add_field(7, 'address_type_p2wsh', p.UVarintType, default=10)
 t.add_field(8, 'signed_message_header', p.UnicodeType)
-CoinType = t
\ No newline at end of file
+CoinType = t
diff --git a/src/trezor/messages/DebugLinkDecision.py b/src/trezor/messages/DebugLinkDecision.py
index 5a7f86eec..10ff15e3a 100644
--- a/src/trezor/messages/DebugLinkDecision.py
+++ b/src/trezor/messages/DebugLinkDecision.py
@@ -4,4 +4,4 @@ from micropython import const
 t = p.MessageType('DebugLinkDecision')
 t.wire_type = const(100)
 t.add_field(1, 'yes_no', p.BoolType, flags=p.FLAG_REQUIRED)
-DebugLinkDecision = t
\ No newline at end of file
+DebugLinkDecision = t
diff --git a/src/trezor/messages/DebugLinkFlashErase.py b/src/trezor/messages/DebugLinkFlashErase.py
index 6944cf410..9aedfee77 100644
--- a/src/trezor/messages/DebugLinkFlashErase.py
+++ b/src/trezor/messages/DebugLinkFlashErase.py
@@ -4,4 +4,4 @@ from micropython import const
 t = p.MessageType('DebugLinkFlashErase')
 t.wire_type = const(113)
 t.add_field(1, 'sector', p.UVarintType)
-DebugLinkFlashErase = t
\ No newline at end of file
+DebugLinkFlashErase = t
diff --git a/src/trezor/messages/DebugLinkGetState.py b/src/trezor/messages/DebugLinkGetState.py
index 03aecce36..d772bad56 100644
--- a/src/trezor/messages/DebugLinkGetState.py
+++ b/src/trezor/messages/DebugLinkGetState.py
@@ -3,4 +3,4 @@ import protobuf as p
 from micropython import const
 t = p.MessageType('DebugLinkGetState')
 t.wire_type = const(101)
-DebugLinkGetState = t
\ No newline at end of file
+DebugLinkGetState = t
diff --git a/src/trezor/messages/DebugLinkLog.py b/src/trezor/messages/DebugLinkLog.py
index 46b7b9288..dde2eecce 100644
--- a/src/trezor/messages/DebugLinkLog.py
+++ b/src/trezor/messages/DebugLinkLog.py
@@ -6,4 +6,4 @@ t.wire_type = const(104)
 t.add_field(1, 'level', p.UVarintType)
 t.add_field(2, 'bucket', p.UnicodeType)
 t.add_field(3, 'text', p.UnicodeType)
-DebugLinkLog = t
\ No newline at end of file
+DebugLinkLog = t
diff --git a/src/trezor/messages/DebugLinkMemory.py b/src/trezor/messages/DebugLinkMemory.py
index 9f56c1d0f..40d27b20e 100644
--- a/src/trezor/messages/DebugLinkMemory.py
+++ b/src/trezor/messages/DebugLinkMemory.py
@@ -4,4 +4,4 @@ from micropython import const
 t = p.MessageType('DebugLinkMemory')
 t.wire_type = const(111)
 t.add_field(1, 'memory', p.BytesType)
-DebugLinkMemory = t
\ No newline at end of file
+DebugLinkMemory = t
diff --git a/src/trezor/messages/DebugLinkMemoryRead.py b/src/trezor/messages/DebugLinkMemoryRead.py
index c5c29573a..c991bd978 100644
--- a/src/trezor/messages/DebugLinkMemoryRead.py
+++ b/src/trezor/messages/DebugLinkMemoryRead.py
@@ -5,4 +5,4 @@ t = p.MessageType('DebugLinkMemoryRead')
 t.wire_type = const(110)
 t.add_field(1, 'address', p.UVarintType)
 t.add_field(2, 'length', p.UVarintType)
-DebugLinkMemoryRead = t
\ No newline at end of file
+DebugLinkMemoryRead = t
diff --git a/src/trezor/messages/DebugLinkMemoryWrite.py b/src/trezor/messages/DebugLinkMemoryWrite.py
index 24e3354e7..9ab2b0b27 100644
--- a/src/trezor/messages/DebugLinkMemoryWrite.py
+++ b/src/trezor/messages/DebugLinkMemoryWrite.py
@@ -6,4 +6,4 @@ t.wire_type = const(112)
 t.add_field(1, 'address', p.UVarintType)
 t.add_field(2, 'memory', p.BytesType)
 t.add_field(3, 'flash', p.BoolType)
-DebugLinkMemoryWrite = t
\ No newline at end of file
+DebugLinkMemoryWrite = t
diff --git a/src/trezor/messages/DebugLinkState.py b/src/trezor/messages/DebugLinkState.py
index 136cdae8a..513b09af1 100644
--- a/src/trezor/messages/DebugLinkState.py
+++ b/src/trezor/messages/DebugLinkState.py
@@ -14,4 +14,4 @@ t.add_field(7, 'reset_word', p.UnicodeType)
 t.add_field(8, 'reset_entropy', p.BytesType)
 t.add_field(9, 'recovery_fake_word', p.UnicodeType)
 t.add_field(10, 'recovery_word_pos', p.UVarintType)
-DebugLinkState = t
\ No newline at end of file
+DebugLinkState = t
diff --git a/src/trezor/messages/DebugLinkStop.py b/src/trezor/messages/DebugLinkStop.py
index 0eff22098..08bc06bf2 100644
--- a/src/trezor/messages/DebugLinkStop.py
+++ b/src/trezor/messages/DebugLinkStop.py
@@ -3,4 +3,4 @@ import protobuf as p
 from micropython import const
 t = p.MessageType('DebugLinkStop')
 t.wire_type = const(103)
-DebugLinkStop = t
\ No newline at end of file
+DebugLinkStop = t
diff --git a/src/trezor/messages/DecryptMessage.py b/src/trezor/messages/DecryptMessage.py
index 8be4490e3..1c6302175 100644
--- a/src/trezor/messages/DecryptMessage.py
+++ b/src/trezor/messages/DecryptMessage.py
@@ -7,4 +7,4 @@ t.add_field(1, 'address_n', p.UVarintType, flags=p.FLAG_REPEATED)
 t.add_field(2, 'nonce', p.BytesType)
 t.add_field(3, 'message', p.BytesType)
 t.add_field(4, 'hmac', p.BytesType)
-DecryptMessage = t
\ No newline at end of file
+DecryptMessage = t
diff --git a/src/trezor/messages/DecryptedMessage.py b/src/trezor/messages/DecryptedMessage.py
index 53f151944..18d8a4146 100644
--- a/src/trezor/messages/DecryptedMessage.py
+++ b/src/trezor/messages/DecryptedMessage.py
@@ -5,4 +5,4 @@ t = p.MessageType('DecryptedMessage')
 t.wire_type = const(52)
 t.add_field(1, 'message', p.BytesType)
 t.add_field(2, 'address', p.UnicodeType)
-DecryptedMessage = t
\ No newline at end of file
+DecryptedMessage = t
diff --git a/src/trezor/messages/ECDHSessionKey.py b/src/trezor/messages/ECDHSessionKey.py
index 70025a9b8..2a5233940 100644
--- a/src/trezor/messages/ECDHSessionKey.py
+++ b/src/trezor/messages/ECDHSessionKey.py
@@ -4,4 +4,4 @@ from micropython import const
 t = p.MessageType('ECDHSessionKey')
 t.wire_type = const(62)
 t.add_field(1, 'session_key', p.BytesType)
-ECDHSessionKey = t
\ No newline at end of file
+ECDHSessionKey = t
diff --git a/src/trezor/messages/EncryptMessage.py b/src/trezor/messages/EncryptMessage.py
index dfaec5363..03a33418e 100644
--- a/src/trezor/messages/EncryptMessage.py
+++ b/src/trezor/messages/EncryptMessage.py
@@ -8,4 +8,4 @@ t.add_field(2, 'message', p.BytesType)
 t.add_field(3, 'display_only', p.BoolType)
 t.add_field(4, 'address_n', p.UVarintType, flags=p.FLAG_REPEATED)
 t.add_field(5, 'coin_name', p.UnicodeType, default=u'Bitcoin')
-EncryptMessage = t
\ No newline at end of file
+EncryptMessage = t
diff --git a/src/trezor/messages/EncryptedMessage.py b/src/trezor/messages/EncryptedMessage.py
index 93ae9bc49..df96a6656 100644
--- a/src/trezor/messages/EncryptedMessage.py
+++ b/src/trezor/messages/EncryptedMessage.py
@@ -6,4 +6,4 @@ t.wire_type = const(50)
 t.add_field(1, 'nonce', p.BytesType)
 t.add_field(2, 'message', p.BytesType)
 t.add_field(3, 'hmac', p.BytesType)
-EncryptedMessage = t
\ No newline at end of file
+EncryptedMessage = t
diff --git a/src/trezor/messages/Entropy.py b/src/trezor/messages/Entropy.py
index 1a3158272..3d34c172c 100644
--- a/src/trezor/messages/Entropy.py
+++ b/src/trezor/messages/Entropy.py
@@ -4,4 +4,4 @@ from micropython import const
 t = p.MessageType('Entropy')
 t.wire_type = const(10)
 t.add_field(1, 'entropy', p.BytesType, flags=p.FLAG_REQUIRED)
-Entropy = t
\ No newline at end of file
+Entropy = t
diff --git a/src/trezor/messages/EntropyAck.py b/src/trezor/messages/EntropyAck.py
index cc0944f7c..17ebc1317 100644
--- a/src/trezor/messages/EntropyAck.py
+++ b/src/trezor/messages/EntropyAck.py
@@ -4,4 +4,4 @@ from micropython import const
 t = p.MessageType('EntropyAck')
 t.wire_type = const(36)
 t.add_field(1, 'entropy', p.BytesType)
-EntropyAck = t
\ No newline at end of file
+EntropyAck = t
diff --git a/src/trezor/messages/EntropyRequest.py b/src/trezor/messages/EntropyRequest.py
index 36b28201f..e51b85c6c 100644
--- a/src/trezor/messages/EntropyRequest.py
+++ b/src/trezor/messages/EntropyRequest.py
@@ -3,4 +3,4 @@ import protobuf as p
 from micropython import const
 t = p.MessageType('EntropyRequest')
 t.wire_type = const(35)
-EntropyRequest = t
\ No newline at end of file
+EntropyRequest = t
diff --git a/src/trezor/messages/EstimateTxSize.py b/src/trezor/messages/EstimateTxSize.py
index ec60fba66..020b8c35e 100644
--- a/src/trezor/messages/EstimateTxSize.py
+++ b/src/trezor/messages/EstimateTxSize.py
@@ -6,4 +6,4 @@ t.wire_type = const(43)
 t.add_field(1, 'outputs_count', p.UVarintType, flags=p.FLAG_REQUIRED)
 t.add_field(2, 'inputs_count', p.UVarintType, flags=p.FLAG_REQUIRED)
 t.add_field(3, 'coin_name', p.UnicodeType, default=u'Bitcoin')
-EstimateTxSize = t
\ No newline at end of file
+EstimateTxSize = t
diff --git a/src/trezor/messages/EthereumAddress.py b/src/trezor/messages/EthereumAddress.py
index 6860fe172..c8b1a6c93 100644
--- a/src/trezor/messages/EthereumAddress.py
+++ b/src/trezor/messages/EthereumAddress.py
@@ -4,4 +4,4 @@ from micropython import const
 t = p.MessageType('EthereumAddress')
 t.wire_type = const(57)
 t.add_field(1, 'address', p.BytesType, flags=p.FLAG_REQUIRED)
-EthereumAddress = t
\ No newline at end of file
+EthereumAddress = t
diff --git a/src/trezor/messages/EthereumGetAddress.py b/src/trezor/messages/EthereumGetAddress.py
index c26939f50..62338dd42 100644
--- a/src/trezor/messages/EthereumGetAddress.py
+++ b/src/trezor/messages/EthereumGetAddress.py
@@ -5,4 +5,4 @@ t = p.MessageType('EthereumGetAddress')
 t.wire_type = const(56)
 t.add_field(1, 'address_n', p.UVarintType, flags=p.FLAG_REPEATED)
 t.add_field(2, 'show_display', p.BoolType)
-EthereumGetAddress = t
\ No newline at end of file
+EthereumGetAddress = t
diff --git a/src/trezor/messages/EthereumSignTx.py b/src/trezor/messages/EthereumSignTx.py
index c806663f7..d11f76a4c 100644
--- a/src/trezor/messages/EthereumSignTx.py
+++ b/src/trezor/messages/EthereumSignTx.py
@@ -11,4 +11,4 @@ t.add_field(5, 'to', p.BytesType)
 t.add_field(6, 'value', p.BytesType)
 t.add_field(7, 'data_initial_chunk', p.BytesType)
 t.add_field(8, 'data_length', p.UVarintType)
-EthereumSignTx = t
\ No newline at end of file
+EthereumSignTx = t
diff --git a/src/trezor/messages/EthereumTxAck.py b/src/trezor/messages/EthereumTxAck.py
index 55f8f2567..d6fa37851 100644
--- a/src/trezor/messages/EthereumTxAck.py
+++ b/src/trezor/messages/EthereumTxAck.py
@@ -4,4 +4,4 @@ from micropython import const
 t = p.MessageType('EthereumTxAck')
 t.wire_type = const(60)
 t.add_field(1, 'data_chunk', p.BytesType)
-EthereumTxAck = t
\ No newline at end of file
+EthereumTxAck = t
diff --git a/src/trezor/messages/EthereumTxRequest.py b/src/trezor/messages/EthereumTxRequest.py
index 244db3a5b..4f81f8013 100644
--- a/src/trezor/messages/EthereumTxRequest.py
+++ b/src/trezor/messages/EthereumTxRequest.py
@@ -7,4 +7,4 @@ t.add_field(1, 'data_length', p.UVarintType)
 t.add_field(2, 'signature_v', p.UVarintType)
 t.add_field(3, 'signature_r', p.BytesType)
 t.add_field(4, 'signature_s', p.BytesType)
-EthereumTxRequest = t
\ No newline at end of file
+EthereumTxRequest = t
diff --git a/src/trezor/messages/Failure.py b/src/trezor/messages/Failure.py
index d396f5def..777d8fe6e 100644
--- a/src/trezor/messages/Failure.py
+++ b/src/trezor/messages/Failure.py
@@ -5,4 +5,4 @@ t = p.MessageType('Failure')
 t.wire_type = const(3)
 t.add_field(1, 'code', p.UVarintType)
 t.add_field(2, 'message', p.UnicodeType)
-Failure = t
\ No newline at end of file
+Failure = t
diff --git a/src/trezor/messages/FailureType.py b/src/trezor/messages/FailureType.py
index d4cf264ca..d0eca2590 100644
--- a/src/trezor/messages/FailureType.py
+++ b/src/trezor/messages/FailureType.py
@@ -10,4 +10,4 @@ InvalidSignature = const(8)
 Other = const(9)
 NotEnoughFunds = const(10)
 NotInitialized = const(11)
-FirmwareError = const(99)
\ No newline at end of file
+FirmwareError = const(99)
diff --git a/src/trezor/messages/Features.py b/src/trezor/messages/Features.py
index a34279152..751503c24 100644
--- a/src/trezor/messages/Features.py
+++ b/src/trezor/messages/Features.py
@@ -22,4 +22,4 @@ t.add_field(15, 'imported', p.BoolType)
 t.add_field(16, 'pin_cached', p.BoolType)
 t.add_field(17, 'passphrase_cached', p.BoolType)
 t.add_field(18, 'firmware_present', p.BoolType)
-Features = t
\ No newline at end of file
+Features = t
diff --git a/src/trezor/messages/FirmwareErase.py b/src/trezor/messages/FirmwareErase.py
index dee9b2003..e0609a380 100644
--- a/src/trezor/messages/FirmwareErase.py
+++ b/src/trezor/messages/FirmwareErase.py
@@ -3,4 +3,4 @@ import protobuf as p
 from micropython import const
 t = p.MessageType('FirmwareErase')
 t.wire_type = const(6)
-FirmwareErase = t
\ No newline at end of file
+FirmwareErase = t
diff --git a/src/trezor/messages/FirmwareUpload.py b/src/trezor/messages/FirmwareUpload.py
index b9dcc3bd3..cb5f03254 100644
--- a/src/trezor/messages/FirmwareUpload.py
+++ b/src/trezor/messages/FirmwareUpload.py
@@ -4,4 +4,4 @@ from micropython import const
 t = p.MessageType('FirmwareUpload')
 t.wire_type = const(7)
 t.add_field(1, 'payload', p.BytesType, flags=p.FLAG_REQUIRED)
-FirmwareUpload = t
\ No newline at end of file
+FirmwareUpload = t
diff --git a/src/trezor/messages/GetAddress.py b/src/trezor/messages/GetAddress.py
index 06b572641..bb7d11d1a 100644
--- a/src/trezor/messages/GetAddress.py
+++ b/src/trezor/messages/GetAddress.py
@@ -9,4 +9,4 @@ t.add_field(2, 'coin_name', p.UnicodeType, default=u'Bitcoin')
 t.add_field(3, 'show_display', p.BoolType)
 t.add_field(4, 'multisig', p.EmbeddedMessage(MultisigRedeemScriptType))
 t.add_field(5, 'script_type', p.UVarintType, default=0)
-GetAddress = t
\ No newline at end of file
+GetAddress = t
diff --git a/src/trezor/messages/GetECDHSessionKey.py b/src/trezor/messages/GetECDHSessionKey.py
index 783100691..0b112339f 100644
--- a/src/trezor/messages/GetECDHSessionKey.py
+++ b/src/trezor/messages/GetECDHSessionKey.py
@@ -7,4 +7,4 @@ t.wire_type = const(61)
 t.add_field(1, 'identity', p.EmbeddedMessage(IdentityType))
 t.add_field(2, 'peer_public_key', p.BytesType)
 t.add_field(3, 'ecdsa_curve_name', p.UnicodeType)
-GetECDHSessionKey = t
\ No newline at end of file
+GetECDHSessionKey = t
diff --git a/src/trezor/messages/GetEntropy.py b/src/trezor/messages/GetEntropy.py
index 0c1bc47e5..9495a0597 100644
--- a/src/trezor/messages/GetEntropy.py
+++ b/src/trezor/messages/GetEntropy.py
@@ -4,4 +4,4 @@ from micropython import const
 t = p.MessageType('GetEntropy')
 t.wire_type = const(9)
 t.add_field(1, 'size', p.UVarintType, flags=p.FLAG_REQUIRED)
-GetEntropy = t
\ No newline at end of file
+GetEntropy = t
diff --git a/src/trezor/messages/GetFeatures.py b/src/trezor/messages/GetFeatures.py
index 4eafddaaa..02efc58ba 100644
--- a/src/trezor/messages/GetFeatures.py
+++ b/src/trezor/messages/GetFeatures.py
@@ -3,4 +3,4 @@ import protobuf as p
 from micropython import const
 t = p.MessageType('GetFeatures')
 t.wire_type = const(55)
-GetFeatures = t
\ No newline at end of file
+GetFeatures = t
diff --git a/src/trezor/messages/GetPublicKey.py b/src/trezor/messages/GetPublicKey.py
index 2566fca07..bb78e3efa 100644
--- a/src/trezor/messages/GetPublicKey.py
+++ b/src/trezor/messages/GetPublicKey.py
@@ -6,4 +6,4 @@ t.wire_type = const(11)
 t.add_field(1, 'address_n', p.UVarintType, flags=p.FLAG_REPEATED)
 t.add_field(2, 'ecdsa_curve_name', p.UnicodeType)
 t.add_field(3, 'show_display', p.BoolType)
-GetPublicKey = t
\ No newline at end of file
+GetPublicKey = t
diff --git a/src/trezor/messages/HDNodePathType.py b/src/trezor/messages/HDNodePathType.py
index 51073fa00..3afb9235c 100644
--- a/src/trezor/messages/HDNodePathType.py
+++ b/src/trezor/messages/HDNodePathType.py
@@ -5,4 +5,4 @@ from .HDNodeType import HDNodeType
 t = p.MessageType('HDNodePathType')
 t.add_field(1, 'node', p.EmbeddedMessage(HDNodeType), flags=p.FLAG_REQUIRED)
 t.add_field(2, 'address_n', p.UVarintType, flags=p.FLAG_REPEATED)
-HDNodePathType = t
\ No newline at end of file
+HDNodePathType = t
diff --git a/src/trezor/messages/HDNodeType.py b/src/trezor/messages/HDNodeType.py
index 44fa79c5f..7e3ed0480 100644
--- a/src/trezor/messages/HDNodeType.py
+++ b/src/trezor/messages/HDNodeType.py
@@ -8,4 +8,4 @@ t.add_field(3, 'child_num', p.UVarintType, flags=p.FLAG_REQUIRED)
 t.add_field(4, 'chain_code', p.BytesType, flags=p.FLAG_REQUIRED)
 t.add_field(5, 'private_key', p.BytesType)
 t.add_field(6, 'public_key', p.BytesType)
-HDNodeType = t
\ No newline at end of file
+HDNodeType = t
diff --git a/src/trezor/messages/IdentityType.py b/src/trezor/messages/IdentityType.py
index f6841f00e..5c3a2367e 100644
--- a/src/trezor/messages/IdentityType.py
+++ b/src/trezor/messages/IdentityType.py
@@ -8,4 +8,4 @@ t.add_field(3, 'host', p.UnicodeType)
 t.add_field(4, 'port', p.UnicodeType)
 t.add_field(5, 'path', p.UnicodeType)
 t.add_field(6, 'index', p.UVarintType, default=0)
-IdentityType = t
\ No newline at end of file
+IdentityType = t
diff --git a/src/trezor/messages/Initialize.py b/src/trezor/messages/Initialize.py
index 25414c1ba..c8de835d0 100644
--- a/src/trezor/messages/Initialize.py
+++ b/src/trezor/messages/Initialize.py
@@ -3,4 +3,4 @@ import protobuf as p
 from micropython import const
 t = p.MessageType('Initialize')
 t.wire_type = const(0)
-Initialize = t
\ No newline at end of file
+Initialize = t
diff --git a/src/trezor/messages/InputScriptType.py b/src/trezor/messages/InputScriptType.py
index e467964e0..9e3907ece 100644
--- a/src/trezor/messages/InputScriptType.py
+++ b/src/trezor/messages/InputScriptType.py
@@ -3,4 +3,4 @@ SPENDADDRESS = const(0)
 SPENDMULTISIG = const(1)
 EXTERNAL = const(2)
 SPENDWITNESS = const(3)
-SPENDP2SHWITNESS = const(4)
\ No newline at end of file
+SPENDP2SHWITNESS = const(4)
diff --git a/src/trezor/messages/LoadDevice.py b/src/trezor/messages/LoadDevice.py
index 7a800a5b6..f688d36d9 100644
--- a/src/trezor/messages/LoadDevice.py
+++ b/src/trezor/messages/LoadDevice.py
@@ -11,4 +11,4 @@ t.add_field(4, 'passphrase_protection', p.BoolType)
 t.add_field(5, 'language', p.UnicodeType, default=u'english')
 t.add_field(6, 'label', p.UnicodeType)
 t.add_field(7, 'skip_checksum', p.BoolType)
-LoadDevice = t
\ No newline at end of file
+LoadDevice = t
diff --git a/src/trezor/messages/MessageSignature.py b/src/trezor/messages/MessageSignature.py
index e844b22a1..8de49fc5d 100644
--- a/src/trezor/messages/MessageSignature.py
+++ b/src/trezor/messages/MessageSignature.py
@@ -5,4 +5,4 @@ t = p.MessageType('MessageSignature')
 t.wire_type = const(40)
 t.add_field(1, 'address', p.UnicodeType)
 t.add_field(2, 'signature', p.BytesType)
-MessageSignature = t
\ No newline at end of file
+MessageSignature = t
diff --git a/src/trezor/messages/MessageType.py b/src/trezor/messages/MessageType.py
index 7fe7e11be..9cdcccf69 100644
--- a/src/trezor/messages/MessageType.py
+++ b/src/trezor/messages/MessageType.py
@@ -64,4 +64,4 @@ DebugLinkLog = const(104)
 DebugLinkMemoryRead = const(110)
 DebugLinkMemory = const(111)
 DebugLinkMemoryWrite = const(112)
-DebugLinkFlashErase = const(113)
\ No newline at end of file
+DebugLinkFlashErase = const(113)
diff --git a/src/trezor/messages/MultisigRedeemScriptType.py b/src/trezor/messages/MultisigRedeemScriptType.py
index 433e06fb8..d7e290f89 100644
--- a/src/trezor/messages/MultisigRedeemScriptType.py
+++ b/src/trezor/messages/MultisigRedeemScriptType.py
@@ -6,4 +6,4 @@ t = p.MessageType('MultisigRedeemScriptType')
 t.add_field(1, 'pubkeys', p.EmbeddedMessage(HDNodePathType), flags=p.FLAG_REPEATED)
 t.add_field(2, 'signatures', p.BytesType, flags=p.FLAG_REPEATED)
 t.add_field(3, 'm', p.UVarintType)
-MultisigRedeemScriptType = t
\ No newline at end of file
+MultisigRedeemScriptType = t
diff --git a/src/trezor/messages/OutputScriptType.py b/src/trezor/messages/OutputScriptType.py
index 8d79526ef..4551a68af 100644
--- a/src/trezor/messages/OutputScriptType.py
+++ b/src/trezor/messages/OutputScriptType.py
@@ -4,4 +4,4 @@ PAYTOSCRIPTHASH = const(1)
 PAYTOMULTISIG = const(2)
 PAYTOOPRETURN = const(3)
 PAYTOWITNESS = const(4)
-PAYTOP2SHWITNESS = const(5)
\ No newline at end of file
+PAYTOP2SHWITNESS = const(5)
diff --git a/src/trezor/messages/PassphraseAck.py b/src/trezor/messages/PassphraseAck.py
index c72d35453..55a157244 100644
--- a/src/trezor/messages/PassphraseAck.py
+++ b/src/trezor/messages/PassphraseAck.py
@@ -4,4 +4,4 @@ from micropython import const
 t = p.MessageType('PassphraseAck')
 t.wire_type = const(42)
 t.add_field(1, 'passphrase', p.UnicodeType, flags=p.FLAG_REQUIRED)
-PassphraseAck = t
\ No newline at end of file
+PassphraseAck = t
diff --git a/src/trezor/messages/PassphraseRequest.py b/src/trezor/messages/PassphraseRequest.py
index 37740fc25..ea368e519 100644
--- a/src/trezor/messages/PassphraseRequest.py
+++ b/src/trezor/messages/PassphraseRequest.py
@@ -3,4 +3,4 @@ import protobuf as p
 from micropython import const
 t = p.MessageType('PassphraseRequest')
 t.wire_type = const(41)
-PassphraseRequest = t
\ No newline at end of file
+PassphraseRequest = t
diff --git a/src/trezor/messages/PinMatrixAck.py b/src/trezor/messages/PinMatrixAck.py
index 9b5193fc7..a17981aeb 100644
--- a/src/trezor/messages/PinMatrixAck.py
+++ b/src/trezor/messages/PinMatrixAck.py
@@ -4,4 +4,4 @@ from micropython import const
 t = p.MessageType('PinMatrixAck')
 t.wire_type = const(19)
 t.add_field(1, 'pin', p.UnicodeType, flags=p.FLAG_REQUIRED)
-PinMatrixAck = t
\ No newline at end of file
+PinMatrixAck = t
diff --git a/src/trezor/messages/PinMatrixRequest.py b/src/trezor/messages/PinMatrixRequest.py
index 5eb590fb2..29b599696 100644
--- a/src/trezor/messages/PinMatrixRequest.py
+++ b/src/trezor/messages/PinMatrixRequest.py
@@ -4,4 +4,4 @@ from micropython import const
 t = p.MessageType('PinMatrixRequest')
 t.wire_type = const(18)
 t.add_field(1, 'type', p.UVarintType)
-PinMatrixRequest = t
\ No newline at end of file
+PinMatrixRequest = t
diff --git a/src/trezor/messages/PinMatrixRequestType.py b/src/trezor/messages/PinMatrixRequestType.py
index 84b91df77..2fba5c907 100644
--- a/src/trezor/messages/PinMatrixRequestType.py
+++ b/src/trezor/messages/PinMatrixRequestType.py
@@ -1,4 +1,4 @@
 # Automatically generated by pb2py
 Current = const(1)
 NewFirst = const(2)
-NewSecond = const(3)
\ No newline at end of file
+NewSecond = const(3)
diff --git a/src/trezor/messages/Ping.py b/src/trezor/messages/Ping.py
index e458088f8..d17f2fc69 100644
--- a/src/trezor/messages/Ping.py
+++ b/src/trezor/messages/Ping.py
@@ -7,4 +7,4 @@ t.add_field(1, 'message', p.UnicodeType)
 t.add_field(2, 'button_protection', p.BoolType)
 t.add_field(3, 'pin_protection', p.BoolType)
 t.add_field(4, 'passphrase_protection', p.BoolType)
-Ping = t
\ No newline at end of file
+Ping = t
diff --git a/src/trezor/messages/PublicKey.py b/src/trezor/messages/PublicKey.py
index f134262df..d0ad4eb09 100644
--- a/src/trezor/messages/PublicKey.py
+++ b/src/trezor/messages/PublicKey.py
@@ -6,4 +6,4 @@ t = p.MessageType('PublicKey')
 t.wire_type = const(12)
 t.add_field(1, 'node', p.EmbeddedMessage(HDNodeType), flags=p.FLAG_REQUIRED)
 t.add_field(2, 'xpub', p.UnicodeType)
-PublicKey = t
\ No newline at end of file
+PublicKey = t
diff --git a/src/trezor/messages/RecoveryDevice.py b/src/trezor/messages/RecoveryDevice.py
index da7dbc4c7..cb7b08361 100644
--- a/src/trezor/messages/RecoveryDevice.py
+++ b/src/trezor/messages/RecoveryDevice.py
@@ -9,4 +9,4 @@ t.add_field(3, 'pin_protection', p.BoolType)
 t.add_field(4, 'language', p.UnicodeType, default=u'english')
 t.add_field(5, 'label', p.UnicodeType)
 t.add_field(6, 'enforce_wordlist', p.BoolType)
-RecoveryDevice = t
\ No newline at end of file
+RecoveryDevice = t
diff --git a/src/trezor/messages/RequestType.py b/src/trezor/messages/RequestType.py
index 489affd00..3140f308f 100644
--- a/src/trezor/messages/RequestType.py
+++ b/src/trezor/messages/RequestType.py
@@ -2,4 +2,5 @@
 TXINPUT = const(0)
 TXOUTPUT = const(1)
 TXMETA = const(2)
-TXFINISHED = const(3)
\ No newline at end of file
+TXFINISHED = const(3)
+TXEXTRADATA = const(4)
diff --git a/src/trezor/messages/ResetDevice.py b/src/trezor/messages/ResetDevice.py
index 25786b071..1c9f1047c 100644
--- a/src/trezor/messages/ResetDevice.py
+++ b/src/trezor/messages/ResetDevice.py
@@ -9,4 +9,4 @@ t.add_field(3, 'passphrase_protection', p.BoolType)
 t.add_field(4, 'pin_protection', p.BoolType)
 t.add_field(5, 'language', p.UnicodeType, default=u'english')
 t.add_field(6, 'label', p.UnicodeType)
-ResetDevice = t
\ No newline at end of file
+ResetDevice = t
diff --git a/src/trezor/messages/SetU2FCounter.py b/src/trezor/messages/SetU2FCounter.py
index ef2250035..16dd27b05 100644
--- a/src/trezor/messages/SetU2FCounter.py
+++ b/src/trezor/messages/SetU2FCounter.py
@@ -4,4 +4,4 @@ from micropython import const
 t = p.MessageType('SetU2FCounter')
 t.wire_type = const(63)
 t.add_field(1, 'u2f_counter', p.UVarintType)
-SetU2FCounter = t
\ No newline at end of file
+SetU2FCounter = t
diff --git a/src/trezor/messages/SignIdentity.py b/src/trezor/messages/SignIdentity.py
index c8b02727a..18f60074f 100644
--- a/src/trezor/messages/SignIdentity.py
+++ b/src/trezor/messages/SignIdentity.py
@@ -8,4 +8,4 @@ t.add_field(1, 'identity', p.EmbeddedMessage(IdentityType))
 t.add_field(2, 'challenge_hidden', p.BytesType)
 t.add_field(3, 'challenge_visual', p.UnicodeType)
 t.add_field(4, 'ecdsa_curve_name', p.UnicodeType)
-SignIdentity = t
\ No newline at end of file
+SignIdentity = t
diff --git a/src/trezor/messages/SignMessage.py b/src/trezor/messages/SignMessage.py
index 0f7bde100..22f8455e1 100644
--- a/src/trezor/messages/SignMessage.py
+++ b/src/trezor/messages/SignMessage.py
@@ -6,4 +6,4 @@ t.wire_type = const(38)
 t.add_field(1, 'address_n', p.UVarintType, flags=p.FLAG_REPEATED)
 t.add_field(2, 'message', p.BytesType, flags=p.FLAG_REQUIRED)
 t.add_field(3, 'coin_name', p.UnicodeType, default=u'Bitcoin')
-SignMessage = t
\ No newline at end of file
+SignMessage = t
diff --git a/src/trezor/messages/SignTx.py b/src/trezor/messages/SignTx.py
index 69b8b078f..d7d8617b3 100644
--- a/src/trezor/messages/SignTx.py
+++ b/src/trezor/messages/SignTx.py
@@ -8,4 +8,4 @@ t.add_field(2, 'inputs_count', p.UVarintType, flags=p.FLAG_REQUIRED)
 t.add_field(3, 'coin_name', p.UnicodeType, default=u'Bitcoin')
 t.add_field(4, 'version', p.UVarintType, default=1)
 t.add_field(5, 'lock_time', p.UVarintType, default=0)
-SignTx = t
\ No newline at end of file
+SignTx = t
diff --git a/src/trezor/messages/SignedIdentity.py b/src/trezor/messages/SignedIdentity.py
index fef2f41b4..bb751f33d 100644
--- a/src/trezor/messages/SignedIdentity.py
+++ b/src/trezor/messages/SignedIdentity.py
@@ -6,4 +6,4 @@ t.wire_type = const(54)
 t.add_field(1, 'address', p.UnicodeType)
 t.add_field(2, 'public_key', p.BytesType)
 t.add_field(3, 'signature', p.BytesType)
-SignedIdentity = t
\ No newline at end of file
+SignedIdentity = t
diff --git a/src/trezor/messages/SimpleSignTx.py b/src/trezor/messages/SimpleSignTx.py
index d8efcedd2..fe595f1fc 100644
--- a/src/trezor/messages/SimpleSignTx.py
+++ b/src/trezor/messages/SimpleSignTx.py
@@ -12,4 +12,4 @@ t.add_field(3, 'transactions', p.EmbeddedMessage(TransactionType), flags=p.FLAG_
 t.add_field(4, 'coin_name', p.UnicodeType, default=u'Bitcoin')
 t.add_field(5, 'version', p.UVarintType, default=1)
 t.add_field(6, 'lock_time', p.UVarintType, default=0)
-SimpleSignTx = t
\ No newline at end of file
+SimpleSignTx = t
diff --git a/src/trezor/messages/Storage.py b/src/trezor/messages/Storage.py
index 555ba307d..ec5d2dd97 100644
--- a/src/trezor/messages/Storage.py
+++ b/src/trezor/messages/Storage.py
@@ -14,4 +14,4 @@ t.add_field(8, 'label', p.UnicodeType)
 t.add_field(9, 'imported', p.BoolType)
 t.add_field(10, 'homescreen', p.BytesType)
 t.add_field(11, 'u2f_counter', p.UVarintType)
-Storage = t
\ No newline at end of file
+Storage = t
diff --git a/src/trezor/messages/Success.py b/src/trezor/messages/Success.py
index bb1e3b51b..ba55a5c7f 100644
--- a/src/trezor/messages/Success.py
+++ b/src/trezor/messages/Success.py
@@ -4,4 +4,4 @@ from micropython import const
 t = p.MessageType('Success')
 t.wire_type = const(2)
 t.add_field(1, 'message', p.UnicodeType)
-Success = t
\ No newline at end of file
+Success = t
diff --git a/src/trezor/messages/TransactionType.py b/src/trezor/messages/TransactionType.py
index 5f8366fbd..180c1893d 100644
--- a/src/trezor/messages/TransactionType.py
+++ b/src/trezor/messages/TransactionType.py
@@ -12,4 +12,6 @@ t.add_field(4, 'lock_time', p.UVarintType)
 t.add_field(5, 'outputs', p.EmbeddedMessage(TxOutputType), flags=p.FLAG_REPEATED)
 t.add_field(6, 'inputs_cnt', p.UVarintType)
 t.add_field(7, 'outputs_cnt', p.UVarintType)
-TransactionType = t
\ No newline at end of file
+t.add_field(8, 'extra_data', p.BytesType)
+t.add_field(9, 'extra_data_len', p.UVarintType)
+TransactionType = t
diff --git a/src/trezor/messages/TxAck.py b/src/trezor/messages/TxAck.py
index 97b8d0748..bf7a32dcb 100644
--- a/src/trezor/messages/TxAck.py
+++ b/src/trezor/messages/TxAck.py
@@ -5,4 +5,4 @@ from .TransactionType import TransactionType
 t = p.MessageType('TxAck')
 t.wire_type = const(22)
 t.add_field(1, 'tx', p.EmbeddedMessage(TransactionType))
-TxAck = t
\ No newline at end of file
+TxAck = t
diff --git a/src/trezor/messages/TxInputType.py b/src/trezor/messages/TxInputType.py
index 584979e91..6917b9f2f 100644
--- a/src/trezor/messages/TxInputType.py
+++ b/src/trezor/messages/TxInputType.py
@@ -11,4 +11,4 @@ t.add_field(5, 'sequence', p.UVarintType, default=4294967295)
 t.add_field(6, 'script_type', p.UVarintType, default=0)
 t.add_field(7, 'multisig', p.EmbeddedMessage(MultisigRedeemScriptType))
 t.add_field(8, 'amount', p.UVarintType)
-TxInputType = t
\ No newline at end of file
+TxInputType = t
diff --git a/src/trezor/messages/TxOutputBinType.py b/src/trezor/messages/TxOutputBinType.py
index 9cb90a1ca..0ba47897c 100644
--- a/src/trezor/messages/TxOutputBinType.py
+++ b/src/trezor/messages/TxOutputBinType.py
@@ -4,4 +4,4 @@ from micropython import const
 t = p.MessageType('TxOutputBinType')
 t.add_field(1, 'amount', p.UVarintType, flags=p.FLAG_REQUIRED)
 t.add_field(2, 'script_pubkey', p.BytesType, flags=p.FLAG_REQUIRED)
-TxOutputBinType = t
\ No newline at end of file
+TxOutputBinType = t
diff --git a/src/trezor/messages/TxOutputType.py b/src/trezor/messages/TxOutputType.py
index 62adccee1..d26faa2a1 100644
--- a/src/trezor/messages/TxOutputType.py
+++ b/src/trezor/messages/TxOutputType.py
@@ -9,4 +9,4 @@ t.add_field(3, 'amount', p.UVarintType, flags=p.FLAG_REQUIRED)
 t.add_field(4, 'script_type', p.UVarintType, flags=p.FLAG_REQUIRED)
 t.add_field(5, 'multisig', p.EmbeddedMessage(MultisigRedeemScriptType))
 t.add_field(6, 'op_return_data', p.BytesType)
-TxOutputType = t
\ No newline at end of file
+TxOutputType = t
diff --git a/src/trezor/messages/TxRequest.py b/src/trezor/messages/TxRequest.py
index 56d5037fd..5eb4730fe 100644
--- a/src/trezor/messages/TxRequest.py
+++ b/src/trezor/messages/TxRequest.py
@@ -8,4 +8,4 @@ t.wire_type = const(21)
 t.add_field(1, 'request_type', p.UVarintType)
 t.add_field(2, 'details', p.EmbeddedMessage(TxRequestDetailsType))
 t.add_field(3, 'serialized', p.EmbeddedMessage(TxRequestSerializedType))
-TxRequest = t
\ No newline at end of file
+TxRequest = t
diff --git a/src/trezor/messages/TxRequestDetailsType.py b/src/trezor/messages/TxRequestDetailsType.py
index 3433e90e9..e0cd05362 100644
--- a/src/trezor/messages/TxRequestDetailsType.py
+++ b/src/trezor/messages/TxRequestDetailsType.py
@@ -4,4 +4,6 @@ from micropython import const
 t = p.MessageType('TxRequestDetailsType')
 t.add_field(1, 'request_index', p.UVarintType)
 t.add_field(2, 'tx_hash', p.BytesType)
-TxRequestDetailsType = t
\ No newline at end of file
+t.add_field(3, 'extra_data_len', p.UVarintType)
+t.add_field(4, 'extra_data_offset', p.UVarintType)
+TxRequestDetailsType = t
diff --git a/src/trezor/messages/TxRequestSerializedType.py b/src/trezor/messages/TxRequestSerializedType.py
index fc49e47b0..12efbebe9 100644
--- a/src/trezor/messages/TxRequestSerializedType.py
+++ b/src/trezor/messages/TxRequestSerializedType.py
@@ -5,4 +5,4 @@ t = p.MessageType('TxRequestSerializedType')
 t.add_field(1, 'signature_index', p.UVarintType)
 t.add_field(2, 'signature', p.BytesType)
 t.add_field(3, 'serialized_tx', p.BytesType)
-TxRequestSerializedType = t
\ No newline at end of file
+TxRequestSerializedType = t
diff --git a/src/trezor/messages/TxSize.py b/src/trezor/messages/TxSize.py
index c05452f15..888814294 100644
--- a/src/trezor/messages/TxSize.py
+++ b/src/trezor/messages/TxSize.py
@@ -4,4 +4,4 @@ from micropython import const
 t = p.MessageType('TxSize')
 t.wire_type = const(44)
 t.add_field(1, 'tx_size', p.UVarintType)
-TxSize = t
\ No newline at end of file
+TxSize = t
diff --git a/src/trezor/messages/VerifyMessage.py b/src/trezor/messages/VerifyMessage.py
index 0c891529d..d62558970 100644
--- a/src/trezor/messages/VerifyMessage.py
+++ b/src/trezor/messages/VerifyMessage.py
@@ -7,4 +7,4 @@ t.add_field(1, 'address', p.UnicodeType)
 t.add_field(2, 'signature', p.BytesType)
 t.add_field(3, 'message', p.BytesType)
 t.add_field(4, 'coin_name', p.UnicodeType, default=u'Bitcoin')
-VerifyMessage = t
\ No newline at end of file
+VerifyMessage = t
diff --git a/src/trezor/messages/WipeDevice.py b/src/trezor/messages/WipeDevice.py
index 4886e7fd9..22535f4b1 100644
--- a/src/trezor/messages/WipeDevice.py
+++ b/src/trezor/messages/WipeDevice.py
@@ -3,4 +3,4 @@ import protobuf as p
 from micropython import const
 t = p.MessageType('WipeDevice')
 t.wire_type = const(5)
-WipeDevice = t
\ No newline at end of file
+WipeDevice = t
diff --git a/src/trezor/messages/WordAck.py b/src/trezor/messages/WordAck.py
index 062464850..377b67bbc 100644
--- a/src/trezor/messages/WordAck.py
+++ b/src/trezor/messages/WordAck.py
@@ -4,4 +4,4 @@ from micropython import const
 t = p.MessageType('WordAck')
 t.wire_type = const(47)
 t.add_field(1, 'word', p.UnicodeType, flags=p.FLAG_REQUIRED)
-WordAck = t
\ No newline at end of file
+WordAck = t
diff --git a/src/trezor/messages/WordRequest.py b/src/trezor/messages/WordRequest.py
index e957e46c3..852f7494a 100644
--- a/src/trezor/messages/WordRequest.py
+++ b/src/trezor/messages/WordRequest.py
@@ -3,4 +3,4 @@ import protobuf as p
 from micropython import const
 t = p.MessageType('WordRequest')
 t.wire_type = const(46)
-WordRequest = t
\ No newline at end of file
+WordRequest = t
diff --git a/tools/pb2py b/tools/pb2py
index 302aaa3c5..a07790bf6 100755
--- a/tools/pb2py
+++ b/tools/pb2py
@@ -140,7 +140,7 @@ def write_to_file(genpath, t, out):
     f = open(os.path.join(genpath, "%s.py" % t), 'w')
     out = ["# Automatically generated by pb2py"] + out
 
-    data = "\n".join(out)
+    data = "\n".join(out) + "\n"
 
     f.write(data)
     f.close()