diff --git a/python-strictyaml.changes b/python-strictyaml.changes
index d7250c8..d3db21e 100644
--- a/python-strictyaml.changes
+++ b/python-strictyaml.changes
@@ -1,3 +1,13 @@
+-------------------------------------------------------------------
+Fri Dec  8 15:59:25 UTC 2023 - Dirk Müller <dmueller@suse.com>
+
+- update to 1.7.3:
+  * REFACTOR : Fix pipeline.
+  * TOOLING : Improvements to pyenv multi-environment tester.
+  * FEATURE : Upgraded package to use pyproject.toml files
+  * REFACTOR : Fixed linter errors.
+  * TOOLING : Build wheel and sdist that both work.
+
 -------------------------------------------------------------------
 Fri Jun  9 06:38:00 UTC 2023 - ecsos <ecsos@opensuse.org>
 
@@ -6,7 +16,7 @@ Fri Jun  9 06:38:00 UTC 2023 - ecsos <ecsos@opensuse.org>
 -------------------------------------------------------------------
 Sat Oct 29 15:59:02 UTC 2022 - Yogalakshmi Arunachalam <yarunachalam@suse.com>
 
-- Update to 1.6.2 
+- Update to 1.6.2
   No relevant code changes.
   see details changelog: https://hitchdev.com/strictyaml/changelog/#latest
 
diff --git a/python-strictyaml.spec b/python-strictyaml.spec
index cc09864..6890e8f 100644
--- a/python-strictyaml.spec
+++ b/python-strictyaml.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package python-strictyaml
 #
-# Copyright (c) 2022 SUSE LLC
+# Copyright (c) 2023 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -18,13 +18,14 @@
 
 %{?sle15_python_module_pythons}
 Name:           python-strictyaml
-Version:        1.6.2
+Version:        1.7.3
 Release:        0
 Summary:        Strict, typed YAML parser
 License:        MIT
 URL:            https://hitchdev.com/strictyaml
 Source:         https://files.pythonhosted.org/packages/source/s/strictyaml/strictyaml-%{version}.tar.gz
-BuildRequires:  %{python_module setuptools}
+BuildRequires:  %{python_module pip}
+BuildRequires:  %{python_module wheel}
 BuildRequires:  fdupes
 BuildRequires:  python-rpm-macros
 Requires:       python-python-dateutil >= 2.6.0
@@ -52,10 +53,10 @@ Priorities:
 %setup -q -n strictyaml-%{version}
 
 %build
-%python_build
+%pyproject_wheel
 
 %install
-%python_install
+%pyproject_install
 %python_expand %fdupes %{buildroot}%{$python_sitelib}
 
 #%%check
@@ -66,6 +67,7 @@ Priorities:
 %files %{python_files}
 %doc README.md
 %license LICENSE.txt
-%{python_sitelib}/*
+%{python_sitelib}/strictyaml
+%{python_sitelib}/strictyaml-%{version}.dist-info
 
 %changelog
diff --git a/strictyaml-1.6.2.tar.gz b/strictyaml-1.6.2.tar.gz
deleted file mode 100644
index 716ce1f..0000000
--- a/strictyaml-1.6.2.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:70cd55980fe2929dc038924ca08f68f96148223a8777810fa616e3478ebe71ca
-size 130802
diff --git a/strictyaml-1.7.3.tar.gz b/strictyaml-1.7.3.tar.gz
new file mode 100644
index 0000000..df5080c
--- /dev/null
+++ b/strictyaml-1.7.3.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:22f854a5fcab42b5ddba8030a0e4be51ca89af0267961c8d6cfa86395586c407
+size 115206