diff --git a/python-tinycss2.changes b/python-tinycss2.changes
index 2a1f67c..a8a3cd0 100644
--- a/python-tinycss2.changes
+++ b/python-tinycss2.changes
@@ -1,3 +1,14 @@
+-------------------------------------------------------------------
+Tue Nov 23 17:41:46 UTC 2021 - Axel Braun <axel.braun@gmx.de>
+
+- version 1.1.1
+  * build system switched to flit/toml
+  * Drop support of Python 3.5, add support of Python 3.9.
+  * Fix ResourceWarning in tests.
+  * Use Python standard librarie’s HSL to RGB converter.
+  * Use GitHub Actions for tests.
+  * New code structure, new packaging, new documentation.
+  
 -------------------------------------------------------------------
 Sat Jul 11 10:50:32 UTC 2020 - Benjamin Greiner <code@bnavigator.de>
 
diff --git a/python-tinycss2.spec b/python-tinycss2.spec
index 306f6f1..c68609a 100644
--- a/python-tinycss2.spec
+++ b/python-tinycss2.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package python-tinycss2
 #
-# Copyright (c) 2020 SUSE LLC
+# Copyright (c) 2021 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -19,18 +19,22 @@
 %{?!python_module:%define python_module() python-%{**} python3-%{**}}
 %define skip_python2 1
 Name:           python-tinycss2
-Version:        1.0.2
+Version:        1.1.1
 Release:        0
 Summary:        Low-level CSS parser for Python
 License:        BSD-3-Clause
 Group:          Development/Languages/Python
 URL:            https://github.com/Kozea/tinycss2
 Source:         https://files.pythonhosted.org/packages/source/t/tinycss2/tinycss2-%{version}.tar.gz
-BuildRequires:  %{python_module setuptools}
+BuildRequires:  %{python_module flit-core}
+BuildRequires:  %{python_module pip}
 BuildRequires:  fdupes
 BuildRequires:  python-rpm-macros
 # SECTION test requirements
 BuildRequires:  %{python_module pytest-runner}
+BuildRequires:  %{python_module pytest-cov}
+BuildRequires:  %{python_module pytest-flake8}
+BuildRequires:  %{python_module pytest-isort}
 BuildRequires:  %{python_module webencodings >= 0.4}
 # /SECTION
 Requires:       python-webencodings >= 0.4
@@ -46,22 +50,19 @@ more recent CSS Syntax Level 3 specification.
 %setup -q -n tinycss2-%{version}
 
 %build
-%python_build
+%pyproject_wheel
 
 %install
-%python_install
+%pyproject_install
 %python_expand %fdupes %{buildroot}%{$python_sitelib}
 
 %check
 export LANG=en_US.UTF-8
-# remove pytest default args --flake8 and --isort
-rm setup.cfg
 %pytest
 
 %files %{python_files}
 %doc README.rst
 %license LICENSE
-%{python_sitelib}/tinycss2
-%{python_sitelib}/tinycss2-%{version}-*.egg-info
+%{python_sitelib}/tinycss*
 
 %changelog
diff --git a/tinycss2-1.0.2.tar.gz b/tinycss2-1.0.2.tar.gz
deleted file mode 100644
index 972befb..0000000
--- a/tinycss2-1.0.2.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:6427d0e3faa0a5e0e8c9f6437e2de26148a7a197a8b0992789f23d9a802788cf
-size 57728
diff --git a/tinycss2-1.1.1.tar.gz b/tinycss2-1.1.1.tar.gz
new file mode 100644
index 0000000..735dbc5
--- /dev/null
+++ b/tinycss2-1.1.1.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:b2e44dd8883c360c35dd0d1b5aad0b610e5156c2cb3b33434634e539ead9d8bf
+size 65703