diff --git a/tests/test_utils.py b/tests/test_utils.py
index 3768c6f..56edb3a 100644
--- a/tests/test_utils.py
+++ b/tests/test_utils.py
@@ -287,18 +287,27 @@
 
 
 def test_load_openssl_vectors_encrypt():
-    vector_data = textwrap.dedent("""
-    # We don't support CFB{1,8}-CAMELLIAxxx.{En,De}crypt
-    # For all CFB128 encrypts and decrypts, the transformed sequence is
-    #   CAMELLIA-bits-CFB:key:IV/ciphertext':plaintext:ciphertext:encdec
-    # CFB128-CAMELLIA128.Encrypt
-    CAMELLIA-128-CFB:2B7E151628AED2A6ABF7158809CF4F3C:000102030405060708090A0B0C0D0E0F:6BC1BEE22E409F96E93D7E117393172A:14F7646187817EB586599146B82BD719:1
-    CAMELLIA-128-CFB:2B7E151628AED2A6ABF7158809CF4F3C:14F7646187817EB586599146B82BD719:AE2D8A571E03AC9C9EB76FAC45AF8E51:A53D28BB82DF741103EA4F921A44880B:1
-
-    # CFB128-CAMELLIA128.Decrypt
-    CAMELLIA-128-CFB:2B7E151628AED2A6ABF7158809CF4F3C:000102030405060708090A0B0C0D0E0F:6BC1BEE22E409F96E93D7E117393172A:14F7646187817EB586599146B82BD719:0
-    CAMELLIA-128-CFB:2B7E151628AED2A6ABF7158809CF4F3C:14F7646187817EB586599146B82BD719:AE2D8A571E03AC9C9EB76FAC45AF8E51:A53D28BB82DF741103EA4F921A44880B:0
-    """).splitlines()
+    vector_data = textwrap.dedent(
+        """
+        # We don't support CFB{1,8}-CAMELLIAxxx.{En,De}crypt
+        # For all CFB128 encrypts and decrypts, the transformed sequence is
+        #   CAMELLIA-bits-CFB:key:IV/ciphertext':plaintext:ciphertext:encdec
+        # CFB128-CAMELLIA128.Encrypt
+        """
+        "CAMELLIA-128-CFB:2B7E151628AED2A6ABF7158809CF4F3C:"
+        "000102030405060708090A0B0C0D0E0F:6BC1BEE22E409F96E93D7E117393172A:"
+        "14F7646187817EB586599146B82BD719:1\n"
+        "CAMELLIA-128-CFB:2B7E151628AED2A6ABF7158809CF4F3C:"
+        "14F7646187817EB586599146B82BD719:AE2D8A571E03AC9C9EB76FAC45AF8E51:"
+        "A53D28BB82DF741103EA4F921A44880B:1\n\n"
+        "# CFB128-CAMELLIA128.Decrypt\n"
+        "CAMELLIA-128-CFB:2B7E151628AED2A6ABF7158809CF4F3C:"
+        "000102030405060708090A0B0C0D0E0F:6BC1BEE22E409F96E93D7E117393172A:"
+        "14F7646187817EB586599146B82BD719:0\n"
+        "CAMELLIA-128-CFB:2B7E151628AED2A6ABF7158809CF4F3C:"
+        "14F7646187817EB586599146B82BD719:AE2D8A571E03AC9C9EB76FAC45AF8E51:"
+        "A53D28BB82DF741103EA4F921A44880B:0"
+    ).splitlines()
 
     assert load_openssl_vectors(vector_data, "ENCRYPT") == [
         (
@@ -317,19 +326,27 @@
 
 
 def test_load_openssl_vectors_decrypt():
-    vector_data = textwrap.dedent("""
-    # We don't support CFB{1,8}-CAMELLIAxxx.{En,De}crypt
-    # For all CFB128 encrypts and decrypts, the transformed sequence is
-    #   CAMELLIA-bits-CFB:key:IV/ciphertext':plaintext:ciphertext:encdec
-    # CFB128-CAMELLIA128.Encrypt
-    CAMELLIA-128-CFB:2B7E151628AED2A6ABF7158809CF4F3C:000102030405060708090A0B0C0D0E0F:6BC1BEE22E409F96E93D7E117393172A:14F7646187817EB586599146B82BD719:1
-    CAMELLIA-128-CFB:2B7E151628AED2A6ABF7158809CF4F3C:14F7646187817EB586599146B82BD719:AE2D8A571E03AC9C9EB76FAC45AF8E51:A53D28BB82DF741103EA4F921A44880B:1
-
-    # CFB128-CAMELLIA128.Decrypt
-    CAMELLIA-128-CFB:2B7E151628AED2A6ABF7158809CF4F3C:A53D28BB82DF741103EA4F921A44880B:30C81C46A35CE411E5FBC1191A0A52EF:9C2157A664626D1DEF9EA420FDE69B96:0
-    CAMELLIA-128-CFB:2B7E151628AED2A6ABF7158809CF4F3C:9C2157A664626D1DEF9EA420FDE69B96:F69F2445DF4F9B17AD2B417BE66C3710:742A25F0542340C7BAEF24CA8482BB09:0
-
-    """).splitlines()
+    vector_data = textwrap.dedent(
+        """
+        # We don't support CFB{1,8}-CAMELLIAxxx.{En,De}crypt
+        # For all CFB128 encrypts and decrypts, the transformed sequence is
+        #   CAMELLIA-bits-CFB:key:IV/ciphertext':plaintext:ciphertext:encdec
+        # CFB128-CAMELLIA128.Encrypt
+        """
+        "CAMELLIA-128-CFB:2B7E151628AED2A6ABF7158809CF4F3C:"
+        "000102030405060708090A0B0C0D0E0F:6BC1BEE22E409F96E93D7E117393172A:"
+        "14F7646187817EB586599146B82BD719:1\n"
+        "CAMELLIA-128-CFB:2B7E151628AED2A6ABF7158809CF4F3C:"
+        "14F7646187817EB586599146B82BD719:AE2D8A571E03AC9C9EB76FAC45AF8E51:"
+        "A53D28BB82DF741103EA4F921A44880B:1\n\n"
+        "# CFB128-CAMELLIA128.Decrypt\n"
+        "CAMELLIA-128-CFB:2B7E151628AED2A6ABF7158809CF4F3C:"
+        "A53D28BB82DF741103EA4F921A44880B:30C81C46A35CE411E5FBC1191A0A52EF:"
+        "9C2157A664626D1DEF9EA420FDE69B96:0\n"
+        "CAMELLIA-128-CFB:2B7E151628AED2A6ABF7158809CF4F3C:"
+        "9C2157A664626D1DEF9EA420FDE69B96:F69F2445DF4F9B17AD2B417BE66C3710:"
+        "742A25F0542340C7BAEF24CA8482BB09:0\n"
+    ).splitlines()
 
     assert load_openssl_vectors(vector_data, "DECRYPT") == [
         (