diff --git a/eth_account/signers/ledger.py b/eth_account/signers/ledger.py
index 10c1bac6..9ae1afc3 100644
--- a/eth_account/signers/ledger.py
+++ b/eth_account/signers/ledger.py
@@ -1,40 +1,32 @@
-import hid
 import itertools
 import logging
 import struct
 import time
 
 import eth_utils
-import rlp
-
+from eth_utils import (
+    to_bytes,
+    to_hex,
+)
+from eth_utils.curried import (
+    keccak,
+)
 from hexbytes import HexBytes
-
+import rlp
 from eth_account import (
     Account,
 )
-
 from eth_account.datastructures import (
     AttributeDict,
 )
-
-from eth_account.signers.base import (
-    BaseAccount,
-)
-
 from eth_account.internal.transactions import (
     encode_transaction,
     serializable_unsigned_transaction_from_dict,
 )
-
-from eth_utils import (
-    to_bytes,
-    to_hex,
-)
-
-from eth_utils.curried import (
-    keccak,
+from eth_account.signers.base import (
+    BaseAccount,
 )
-
+import hid
 
 ETH_DERIVATION_PATH_PREFIX = "m/44'/60'/0'/"
 
diff --git a/tests/integration/ledger/test_ledger.py b/tests/integration/ledger/test_ledger.py
index c0f66bb3..8434e597 100644
--- a/tests/integration/ledger/test_ledger.py
+++ b/tests/integration/ledger/test_ledger.py
@@ -2,6 +2,10 @@
 
 import pytest
 
+from hexbytes import (
+    HexBytes,
+)
+
 from eth_account import (
     Account,
 )
@@ -10,11 +14,6 @@
     LedgerAccount,
 )
 
-from hexbytes import (
-    HexBytes,
-)
-
-
 # Not a fixture because it does not support multiple LedgerAccount
 ledger = LedgerAccount()