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-rw-r--r--tests/hazmat/primitives/test_hkdf.py4
1 files changed, 3 insertions, 1 deletions
diff --git a/tests/hazmat/primitives/test_hkdf.py b/tests/hazmat/primitives/test_hkdf.py
index 3dea3f27..42c75c65 100644
--- a/tests/hazmat/primitives/test_hkdf.py
+++ b/tests/hazmat/primitives/test_hkdf.py
@@ -17,7 +17,9 @@ import six
import pytest
-from cryptography.exceptions import AlreadyFinalized, InvalidKey, UnsupportedInterface
+from cryptography.exceptions import (
+ AlreadyFinalized, InvalidKey, UnsupportedInterface)
+
from cryptography.hazmat.primitives import hashes
from cryptography.hazmat.primitives.kdf.hkdf import HKDF