diff --git a/python-ephem.changes b/python-ephem.changes
index 2142601..da75954 100644
--- a/python-ephem.changes
+++ b/python-ephem.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon Jun 23 01:30:08 UTC 2025 - Steve Kowalik <steven.kowalik@suse.com>
+
+- Switch to pyproject macros.
+
 -------------------------------------------------------------------
 Tue Nov 12 12:31:19 UTC 2024 - John Paul Adrian Glaubitz <adrian.glaubitz@suse.com>
 
diff --git a/python-ephem.spec b/python-ephem.spec
index a15c4eb..5ae5f23 100644
--- a/python-ephem.spec
+++ b/python-ephem.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package python-ephem
 #
-# Copyright (c) 2024 SUSE LLC
+# Copyright (c) 2025 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -16,7 +16,6 @@
 #
 
 
-%{?!python_module:%define python_module() python-%{**} python3-%{**}}
 Name:           python-ephem
 Version:        4.1.6
 Release:        0
@@ -27,8 +26,10 @@ URL:            https://github.com/brandon-rhodes/pyephem
 Source0:        https://files.pythonhosted.org/packages/source/e/ephem/ephem-%{version}.tar.gz
 BuildRequires:  %{python_module devel}
 BuildRequires:  %{python_module packaging}
+BuildRequires:  %{python_module pip}
 BuildRequires:  %{python_module pytzdata}
 BuildRequires:  %{python_module setuptools}
+BuildRequires:  %{python_module wheel}
 BuildRequires:  fdupes
 BuildRequires:  python-rpm-macros
 Requires:       python-pytzdata
@@ -46,11 +47,11 @@ sed -i '1{/env python/d}' ephem/tests/test_*.py
 
 %build
 export LANG=en_US.UTF8
-%python_build
+%pyproject_wheel
 
 %install
 export LANG=en_US.UTF8
-%python_install
+%pyproject_install
 %python_expand %fdupes %{buildroot}%{$python_sitearch}
 
 %check
@@ -64,6 +65,6 @@ popd
 %license LICENSE
 %doc README.rst
 %{python_sitearch}/ephem
-%{python_sitearch}/ephem-%{version}*-info
+%{python_sitearch}/ephem-%{version}.dist-info
 
 %changelog