diff --git a/python-sphinxcontrib-serializinghtml.spec b/python-sphinxcontrib-serializinghtml.spec
index 4bf3fc9..421fbf8 100644
--- a/python-sphinxcontrib-serializinghtml.spec
+++ b/python-sphinxcontrib-serializinghtml.spec
@@ -13,12 +13,12 @@ Source0:        %{pypi_source}
 BuildArch:      noarch
 
 BuildRequires:  gettext
-BuildRequires:  python3-devel
-BuildRequires:  python3-setuptools
+BuildRequires:  python%{python3_pkgversion}-devel
+BuildRequires:  python%{python3_pkgversion}-setuptools
 
 %if %{with check}
-BuildRequires:  python3-pytest
-BuildRequires:  python3-sphinx >= 1:2
+BuildRequires:  python%{python3_pkgversion}-pytest
+BuildRequires:  python%{python3_pkgversion}-sphinx >= 1:2
 %endif
 
 %description
@@ -26,11 +26,11 @@ sphinxcontrib-serializinghtml is a sphinx extension which outputs "serialized"
 HTML files (json and pickle).
 
 
-%package -n     python3-%{pypi_name}
+%package -n     python%{python3_pkgversion}-%{pypi_name}
 Summary:        %{summary}
-%{?python_provide:%python_provide python3-%{pypi_name}}
+%{?python_provide:%python_provide python%{python3_pkgversion}-%{pypi_name}}
 
-%description -n python3-%{pypi_name}
+%description -n python%{python3_pkgversion}-%{pypi_name}
 sphinxcontrib-serializinghtml is a sphinx extension which outputs "serialized"
 HTML files (json and pickle).
 
@@ -72,7 +72,7 @@ popd
 %endif
 
 
-%files -n python3-%{pypi_name} -f sphinxcontrib.serializinghtml.lang
+%files -n python%{python3_pkgversion}-%{pypi_name} -f sphinxcontrib.serializinghtml.lang
 %license LICENSE
 %doc README.rst
 %{python3_sitelib}/sphinxcontrib/