1 files changed, 0 insertions, 17 deletions
diff --git a/tests/hazmat/primitives/test_cast5.py b/tests/hazmat/primitives/test_cast5.py
index 59af84f5..ec51659d 100644
--- a/tests/hazmat/primitives/test_cast5.py
+++ b/tests/hazmat/primitives/test_cast5.py
@@ -82,20 +82,3 @@ class TestCAST5ModeCFB(object):
         lambda key, **kwargs: algorithms.CAST5(binascii.unhexlify((key))),
         lambda iv, **kwargs: modes.CFB(binascii.unhexlify(iv))
     )
-
-
-@pytest.mark.supported(
-    only_if=lambda backend: backend.cipher_supported(
-        algorithms.CAST5(b"\x00" * 16), modes.CTR(b"\x00" * 8)
-    ),
-    skip_message="Does not support CAST5 CTR",
-)
-@pytest.mark.requires_backend_interface(interface=CipherBackend)
-class TestCAST5ModeCTR(object):
-    test_CTR = generate_encrypt_test(
-        load_nist_vectors,
-        os.path.join("ciphers", "CAST5"),
-        ["cast5-ctr.txt"],
-        lambda key, **kwargs: algorithms.CAST5(binascii.unhexlify((key))),
-        lambda iv, **kwargs: modes.CTR(binascii.unhexlify(iv))
-    )