diff --git a/tests/primitives/test_cryptrec.py b/tests/primitives/test_cryptrec.py
index 13ae771..edf9765 100644
--- a/tests/primitives/test_cryptrec.py
+++ b/tests/primitives/test_cryptrec.py
@@ -30,7 +30,11 @@
     test_NTT = generate_encrypt_test(
         load_cryptrec_vectors_from_file,
         os.path.join("Camellia", "NTT"),
-        ["camellia-128-ecb.txt", "camellia-192-ecb.txt", "camellia-256-ecb.txt"],
+        [
+            "camellia-128-ecb.txt",
+            "camellia-192-ecb.txt",
+            "camellia-256-ecb.txt"
+        ],
         lambda key: ciphers.Camellia(binascii.unhexlify((key))),
         lambda key: modes.ECB(),
         only_if=lambda api: api.supports_cipher("camellia-128-ecb"),
diff --git a/tests/primitives/test_nist.py b/tests/primitives/test_nist.py
index e7778f1..d97b207 100644
--- a/tests/primitives/test_nist.py
+++ b/tests/primitives/test_nist.py
@@ -153,7 +153,6 @@
         lambda key, iv: modes.CFB(binascii.unhexlify(iv)),
     )
 
-
     test_MMT = generate_encrypt_test(
         lambda path: load_nist_vectors_from_file(path, "ENCRYPT"),
         os.path.join("AES", "MMT"),
diff --git a/tests/test_utils.py b/tests/test_utils.py
index 84e3857..28e7407 100644
--- a/tests/test_utils.py
+++ b/tests/test_utils.py
@@ -180,7 +180,7 @@
     assert load_nist_vectors_from_file(
         "AES/KAT/CBCGFSbox128.rsp",
         "DECRYPT",
-    ) ==  [
+    ) == [
         {
             "key": b"00000000000000000000000000000000",
             "iv": b"00000000000000000000000000000000",