No need for another test function
diff --git a/tests/primitives/test_nist.py b/tests/primitives/test_nist.py
index 99f5fc8..abd04b6 100644
--- a/tests/primitives/test_nist.py
+++ b/tests/primitives/test_nist.py
@@ -205,15 +205,6 @@
             "TCBCIsubtab.rsp",
             "TCBCIvarkey.rsp",
             "TCBCIvartext.rsp",
-        ],
-        lambda key, iv: ciphers.TripleDES(binascii.unhexlify(key)),
-        lambda key, iv: modes.CBC(binascii.unhexlify(iv)),
-    )
-
-    test_KAT3 = generate_encrypt_test(
-        lambda path: load_3des_nist_vectors_from_file(path, "ENCRYPT"),
-        os.path.join("3DES", "KAT"),
-        [
             "TCBCIinvperm.rsp",
         ],
         lambda key, iv: ciphers.TripleDES(binascii.unhexlify(key)),