diff --git a/python-azure-mgmt-network.changes b/python-azure-mgmt-network.changes
index 5f22bab..d0c4e54 100644
--- a/python-azure-mgmt-network.changes
+++ b/python-azure-mgmt-network.changes
@@ -1,3 +1,18 @@
+-------------------------------------------------------------------
+Thu Apr  4 13:01:04 UTC 2024 - John Paul Adrian Glaubitz <adrian.glaubitz@suse.com>
+
+- Switch package to modern Python Stack on SLE-15
+  + Use Python 3.11 on SLE-15 by default
+  + Add Obsoletes for old python3 package on SLE-15
+  + Drop support for older Python versions
+- Switch build system from setuptools to pyproject.toml
+  + Add python-pip and python-wheel to BuildRequires
+  + Replace %python_build with %pyproject_wheel
+  + Replace %python_install with %pyproject_install
+  + Update name for dist directory in %files section
+- Drop setting default file attributes in %files section
+- Use modern RPM macros to express version dependencies
+
 -------------------------------------------------------------------
 Thu Feb 22 12:55:22 UTC 2024 - John Paul Adrian Glaubitz <adrian.glaubitz@suse.com>
 
diff --git a/python-azure-mgmt-network.spec b/python-azure-mgmt-network.spec
index e941280..a9e3a85 100644
--- a/python-azure-mgmt-network.spec
+++ b/python-azure-mgmt-network.spec
@@ -16,10 +16,7 @@
 #
 
 
-%{?!python_module:%define python_module() python-%{**} python3-%{**}}
-%if 0%{?suse_version} >= 1500
-%define skip_python2 1
-%endif
+%{?sle15_python_module_pythons}
 Name:           python-azure-mgmt-network
 Version:        25.3.0
 Release:        0
@@ -31,19 +28,20 @@ Source:         https://files.pythonhosted.org/packages/source/a/azure-mgmt-netw
 Source1:        LICENSE.txt
 BuildRequires:  %{python_module azure-mgmt-nspkg >= 3.0.0}
 BuildRequires:  %{python_module azure-nspkg >= 3.0.0}
+BuildRequires:  %{python_module pip}
 BuildRequires:  %{python_module setuptools}
+BuildRequires:  %{python_module wheel}
 BuildRequires:  fdupes
 BuildRequires:  python-rpm-macros
-Requires:       python-azure-common < 2.0.0
-Requires:       python-azure-common >= 1.1
-Requires:       python-azure-mgmt-core < 2.0.0
-Requires:       python-azure-mgmt-core >= 1.3.2
 Requires:       python-azure-mgmt-nspkg >= 3.0.0
 Requires:       python-azure-nspkg >= 3.0.0
-Requires:       python-isodate < 1.0.0
-Requires:       python-isodate >= 0.6.1
+Requires:       (python-azure-common >= 1.1 with python-azure-common < 2.0.0)
+Requires:       (python-azure-mgmt-core >= 1.3.2 with python-azure-mgmt-core < 2.0.0)
+Requires:       (python-isodate >= 0.6.1 with python-isodate < 1.0.0)
 Conflicts:      python-azure-sdk <= 2.0.0
-
+%if 0%{?sle_version} >= 150400
+Obsoletes:      python3-azure-mgmt-network < 25.3.0
+%endif
 BuildArch:      noarch
 
 %python_subpackages
@@ -61,10 +59,10 @@ This package has been tested with Python 2.7, 3.5, 3.6, 3.7 and 3.8.
 
 %build
 install -m 644 %{SOURCE1} %{_builddir}/azure-mgmt-network-%{version}
-%python_build
+%pyproject_wheel
 
 %install
-%python_install
+%pyproject_install
 %python_expand %fdupes %{buildroot}%{$python_sitelib}
 %{python_expand # delete common files
 rm -rf %{buildroot}%{$python_sitelib}/azure/mgmt/__init__.*
@@ -74,10 +72,9 @@ rm -rf %{buildroot}%{$python_sitelib}/azure/__pycache__
 }
 
 %files %{python_files}
-%defattr(-,root,root,-)
 %doc CHANGELOG.md README.md
 %license LICENSE.txt
 %{python_sitelib}/azure/mgmt/network
-%{python_sitelib}/azure_mgmt_network-*.egg-info
+%{python_sitelib}/azure_mgmt_network-*.dist-info
 
 %changelog