diff --git a/core/tests/test_trezor.wire.thp_deprecated.py b/core/tests/test_trezor.wire.thp_deprecated.py
index fce54f0f09..e0ba2a68d4 100644
--- a/core/tests/test_trezor.wire.thp_deprecated.py
+++ b/core/tests/test_trezor.wire.thp_deprecated.py
@@ -4,7 +4,6 @@ import ustruct
 from typing import TYPE_CHECKING
 
 from mock_wire_interface import MockHID
-from storage.cache_thp import BROADCAST_CHANNEL_ID
 from trezor import io
 from trezor.utils import chunks
 from trezor.wire.protocol_common import Message
@@ -12,10 +11,12 @@ from trezor.wire.protocol_common import Message
 if utils.USE_THP:
     import thp_common
     import trezor.wire.thp
+    from storage.cache_thp import BROADCAST_CHANNEL_ID
     from trezor.wire.thp import alternating_bit_protocol as ABP
     from trezor.wire.thp import checksum, thp_main
     from trezor.wire.thp.checksum import CHECKSUM_LENGTH
 
+
 if TYPE_CHECKING:
     from trezorio import WireInterface