diff --git a/PyYAML.spec b/PyYAML.spec
index d0bbb52..f808591 100644
--- a/PyYAML.spec
+++ b/PyYAML.spec
@@ -13,10 +13,7 @@ Patch:          https://github.com/yaml/pyyaml/pull/731.patch
 
 BuildRequires:  gcc
 BuildRequires:  libyaml-devel
-
 BuildRequires:  python3-devel
-BuildRequires:  python3-setuptools
-BuildRequires:  python3-cython
 
 
 %global _description\
@@ -50,25 +47,29 @@ chmod a-x examples/yaml-highlight/yaml_hl.py
 # remove pre-generated file
 rm -rf ext/_yaml.c
 
+# we have a patch for Cython 3
+sed -i 's/Cython<3.0/Cython/' pyproject.toml
+
+
+%generate_buildrequires
+%pyproject_buildrequires
+
 
 %build
-%py3_build
+%pyproject_wheel
 
 
 %install
-%py3_install
+%pyproject_install
+%pyproject_save_files yaml _yaml
 
 
 %check
 %{__python3} setup.py test
 
 
-%files -n python3-pyyaml
-%license LICENSE
+%files -n python3-pyyaml -f %{pyproject_files}
 %doc CHANGES README.md examples
-%{python3_sitearch}/yaml/
-%{python3_sitearch}/_yaml/
-%{python3_sitearch}/PyYAML-*.egg-info/
 
 
 %changelog