diff --git a/src/apps/common/request_passphrase.py b/src/apps/common/request_passphrase.py
index 0f42f98a..405be02a 100644
--- a/src/apps/common/request_passphrase.py
+++ b/src/apps/common/request_passphrase.py
@@ -1,4 +1,4 @@
-from trezor import loop, ui, wire
+from trezor import ui, wire
 from trezor.messages import ButtonRequestType, wire_types
 from trezor.messages.ButtonRequest import ButtonRequest
 from trezor.messages.FailureType import ActionCancelled, ProcessError
diff --git a/src/apps/management/reset_device.py b/src/apps/management/reset_device.py
index 39b69469..7c79399b 100644
--- a/src/apps/management/reset_device.py
+++ b/src/apps/management/reset_device.py
@@ -187,6 +187,7 @@ async def check_mnemonic(ctx, mnemonic: str) -> bool:
 
     return True
 
+
 @ui.layout
 async def check_word(ctx, words: list, index: int):
     keyboard = MnemonicKeyboard('Type the %s word:' % format_ordinal(index + 1))
diff --git a/src/trezor/wire/codec_v1.py b/src/trezor/wire/codec_v1.py
index ec106f4c..5849338d 100644
--- a/src/trezor/wire/codec_v1.py
+++ b/src/trezor/wire/codec_v1.py
@@ -1,7 +1,7 @@
 from micropython import const
 import ustruct
 
-from trezor import io, ui
+from trezor import io
 from trezor import loop
 from trezor import utils