diff --git a/0001-literal-comparison.patch b/0001-literal-comparison.patch
new file mode 100644
index 0000000..e3feff1
--- /dev/null
+++ b/0001-literal-comparison.patch
@@ -0,0 +1,66 @@
+From b4a53389c3e6ad41c836aa82998149f427fe1ad8 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Tibor=20Dudl=C3=A1k?= <tdudlak@redhat.com>
+Date: Tue, 10 Sep 2019 19:12:19 +0200
+Subject: [PATCH] Do not use comparision with "is" for literals
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+There is a warning with python 3.8 at fedora rawhide about
+comparision with "is" while running ipa-server install.
+See: https://bugs.python.org/issue34850
+
+Signed-off-by: Tibor Dudlák <tdudlak@redhat.com>
+---
+ yubico/yubikey_config.py  | 4 ++--
+ yubico/yubikey_usb_hid.py | 6 +++---
+ 2 files changed, 5 insertions(+), 5 deletions(-)
+
+diff --git a/yubico/yubikey_config.py b/yubico/yubikey_config.py
+index b5a30c4..caeed02 100644
+--- a/yubico/yubikey_config.py
++++ b/yubico/yubikey_config.py
+@@ -475,12 +475,12 @@ def to_frame(self, slot=1):
+         """
+         data = self.to_string()
+         payload = data.ljust(64, yubico_util.chr_byte(0x0))
+-        if slot is 1:
++        if slot == 1:
+             if self._update_config:
+                 command = SLOT.UPDATE1
+             else:
+                 command = SLOT.CONFIG
+-        elif slot is 2:
++        elif slot == 2:
+             if self._update_config:
+                 command = SLOT.UPDATE2
+             else:
+diff --git a/yubico/yubikey_usb_hid.py b/yubico/yubikey_usb_hid.py
+index c07dcaa..b87ff3c 100644
+--- a/yubico/yubikey_usb_hid.py
++++ b/yubico/yubikey_usb_hid.py
+@@ -285,13 +285,13 @@ def _waitfor(self, mode, mask, may_block, timeout=2):
+                         seconds_left = min(20, seconds_left)
+                         wait_num = (seconds_left * 2) - 1 + 6
+ 
+-            if mode is 'nand':
++            if mode == 'nand':
+                 if not flags & mask == mask:
+                     finished = True
+                 else:
+                     self._debug("Status %s (0x%x) has not cleared bits %s (0x%x)\n"
+                                 % (bin(flags), flags, bin(mask), mask))
+-            elif mode is 'and':
++            elif mode == 'and':
+                 if flags & mask == mask:
+                     finished = True
+                 else:
+@@ -303,7 +303,7 @@ def _waitfor(self, mode, mask, may_block, timeout=2):
+             if not finished:
+                 wait_num -= 1
+                 if wait_num == 0:
+-                    if mode is 'nand':
++                    if mode == 'nand':
+                         reason = 'Timed out waiting for YubiKey to clear status 0x%x' % mask
+                     else:
+                         reason = 'Timed out waiting for YubiKey to set status 0x%x' % mask
diff --git a/python-yubico.spec b/python-yubico.spec
index d445664..b815f43 100644
--- a/python-yubico.spec
+++ b/python-yubico.spec
@@ -3,12 +3,13 @@
 
 Name:           python-%{srcname}
 Version:        1.3.3
-Release:        4%{?dist}
+Release:        5%{?dist}
 Summary:        Pure-python library for interacting with Yubikeys
 
 License:        BSD
 URL:            https://github.com/Yubico/%{name}
 Source0:        https://github.com/Yubico/%{name}/archive/%{name}-%{version}.tar.gz
+Patch0001:      0001-literal-comparison.patch
 
 BuildArch:      noarch
 
@@ -20,7 +21,7 @@ Pure-python library for interacting with Yubikeys
 Summary:        Pure-python library for interacting with Yubikeys
 BuildRequires:  python3-devel
 BuildRequires:  python3-setuptools
-BuildRequires:  python3-nose
+BuildRequires:  python3-pytest
 BuildRequires:  python3-pyusb
 
 %{?python_provide:%python_provide python3-%{srcname}}
@@ -42,7 +43,7 @@ Pure-python library for interacting with Yubikeys. For Python 3.
 
 
 %check
-nosetests-%{python3_version} -e test_challenge_response -e test_serial -e test_status
+%pytest test/soft/
 
 
 %files -n python3-%{srcname}
@@ -52,6 +53,10 @@ nosetests-%{python3_version} -e test_challenge_response -e test_serial -e test_s
 
 
 %changelog
+* Wed Feb 03 18:03:23 CET 2021 Christian Heimes <cheimes@redhat.com> - 1.3.3-5
+- Use pytest instead of nose (#1918336)
+- Don't use is to compare literals (#1749216)
+
 * Wed Jan 27 2021 Fedora Release Engineering <releng@fedoraproject.org> - 1.3.3-4
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild