diff --git a/core/src/trezor/wire/thp/packet_handlers.py b/core/src/trezor/wire/thp/packet_handlers.py
index 0caffb0cb..52340366b 100644
--- a/core/src/trezor/wire/thp/packet_handlers.py
+++ b/core/src/trezor/wire/thp/packet_handlers.py
@@ -1,5 +1,5 @@
-from .channel_context import ChannelContext
 from . import ChannelState
+from .channel_context import ChannelContext
 
 
 def getPacketHandler(