diff --git a/openssl-1.1.1.patch b/openssl-1.1.1.patch
deleted file mode 100644
index d746b08..0000000
--- a/openssl-1.1.1.patch
+++ /dev/null
@@ -1,66 +0,0 @@
-From 4725d76eb4a1c0e7b7b6de6e4a8e95d6f076b50b Mon Sep 17 00:00:00 2001
-From: Alex Gaynor <alex.gaynor@gmail.com>
-Date: Tue, 11 Sep 2018 17:35:31 -0400
-Subject: [PATCH 1/7] Attempt to fix CRL tests under OpenSSL 1.1.1
-
----
- tests/test_crypto.py | 12 +++++++-----
- 1 file changed, 7 insertions(+), 5 deletions(-)
-
-Index: pyOpenSSL-19.0.0/tests/test_ssl.py
-===================================================================
---- pyOpenSSL-19.0.0.orig/tests/test_ssl.py
-+++ pyOpenSSL-19.0.0/tests/test_ssl.py
-@@ -410,18 +410,17 @@ class TestContext(object):
- 
-         assert "AES128-SHA" in conn.get_cipher_list()
- 
--    @pytest.mark.parametrize("cipher_list,error", [
--        (object(), TypeError),
--        ("imaginary-cipher", Error),
--    ])
--    def test_set_cipher_list_wrong_args(self, context, cipher_list, error):
-+    def test_set_cipher_list_imaginary(self, context):
-+        # Doesn't raise an exception
-+        context.set_cipher_list(b"gibberish")
-+
-+    def test_set_cipher_list_wrong_args(self, context):
-         """
-         `Context.set_cipher_list` raises `TypeError` when passed a non-string
--        argument and raises `OpenSSL.SSL.Error` when passed an incorrect cipher
--        list string.
-+        argument.
-         """
--        with pytest.raises(error):
--            context.set_cipher_list(cipher_list)
-+        with pytest.raises(TypeError):
-+            context.set_cipher_list(object())
- 
-     def test_load_client_ca(self, context, ca_file):
-         """
-@@ -3836,7 +3835,7 @@ class TestOCSP(object):
-         :param request_ocsp: Whether the client will actually ask for OCSP
-             stapling. Useful for testing only.
-         """
--        ctx = Context(SSLv23_METHOD)
-+        ctx = Context(TLSv1_2_METHOD)
-         ctx.set_ocsp_client_callback(callback, data)
-         client = Connection(ctx)
- 
-Index: pyOpenSSL-19.0.0/src/OpenSSL/SSL.py
-===================================================================
---- pyOpenSSL-19.0.0.orig/src/OpenSSL/SSL.py
-+++ pyOpenSSL-19.0.0/src/OpenSSL/SSL.py
-@@ -1182,9 +1182,9 @@ class Context(object):
-         if not isinstance(cipher_list, bytes):
-             raise TypeError("cipher_list must be a byte string.")
- 
--        _openssl_assert(
--            _lib.SSL_CTX_set_cipher_list(self._context, cipher_list) == 1
--        )
-+        # This can return an error if there's no ciphersuites, but we don't
-+        # care.
-+        _lib.SSL_CTX_set_cipher_list(self._context, cipher_list)
-         # In OpenSSL 1.1.1 setting the cipher list will always return TLS 1.3
-         # ciphers even if you pass an invalid cipher. Applications (like
-         # Twisted) have tests that depend on an error being raised if an
diff --git a/tls13-renegotiation.patch b/tls13-renegotiation.patch
deleted file mode 100644
index 7d1133e..0000000
--- a/tls13-renegotiation.patch
+++ /dev/null
@@ -1,38 +0,0 @@
-Index: pyOpenSSL-19.0.0/tests/test_ssl.py
-===================================================================
---- pyOpenSSL-19.0.0.orig/tests/test_ssl.py
-+++ pyOpenSSL-19.0.0/tests/test_ssl.py
-@@ -3181,6 +3181,7 @@ class TestConnectionRenegotiate(object):
-     """
-     Tests for SSL renegotiation APIs.
-     """
-+
-     def test_total_renegotiations(self):
-         """
-         `Connection.total_renegotiations` returns `0` before any renegotiations
-@@ -3219,6 +3220,25 @@ class TestConnectionRenegotiate(object):
-         while False is server.renegotiate_pending():
-             pass
- 
-+        # renegotiation is forbidden in TLS 1.3
-+        server, client = loopback()
-+
-+        server.send(b"hello world")
-+
-+        assert b"hello world" == client.recv(len(b"hello world"))
-+
-+        assert 0 == server.total_renegotiations()
-+        assert False is server.renegotiate_pending()
-+
-+        # renegotian under TLS 1.3 must fail
-+
-+        if client.get_protocol_version_name() == "TLSv1.3":
-+            try:
-+                assert False is server.renegotiate()
-+            #error ('SSL routines', 'SSL_renegotiate', 'wrong ssl version')
-+            except SSL.Error:
-+                pass
-+
- 
- class TestError(object):
-     """