diff --git a/dbus-python-1.3.2.tar.gz b/dbus-python-1.3.2.tar.gz
deleted file mode 100644
index 456143c3dd851279f58762bc393a6b9e3ca48b13..0000000000000000000000000000000000000000
Binary files a/dbus-python-1.3.2.tar.gz and /dev/null differ
diff --git a/dbus-python-1.3.2.tar.gz.asc b/dbus-python-1.3.2.tar.gz.asc
deleted file mode 100644
index b0f28d973b79edcff7df078dbfddc00b03cf1835..0000000000000000000000000000000000000000
--- a/dbus-python-1.3.2.tar.gz.asc
+++ /dev/null
@@ -1,16 +0,0 @@
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diff --git a/dbus-python-1.4.0.tar.xz b/dbus-python-1.4.0.tar.xz
new file mode 100644
index 0000000000000000000000000000000000000000..6ff8b8a02a44f57c8f7480a50ed6d5c53d400fb1
Binary files /dev/null and b/dbus-python-1.4.0.tar.xz differ
diff --git a/dbus-python.spec b/dbus-python.spec
index 0a3d6c3fb6d847385ac9753a3e1a7e054361bcf5..f06ee9b07b26f714fc6d19269d6366e8ec4f6a81 100644
--- a/dbus-python.spec
+++ b/dbus-python.spec
@@ -1,20 +1,23 @@
-%global _configure ../configure
-%global python3dir %{_builddir}/python3-%{name}-%{version}-%{release}
-
 Name:		dbus-python
-Version:	1.3.2
+Version:	1.4.0
 Release:	1
 Summary:	original Python binding for dbus
 License:	MIT and (AFL-2.1 or GPL-2.0-or-later)
-URL:		http://www.freedesktop.org/wiki/Software/DBusBindings/
-Source0:	http://dbus.freedesktop.org/releases/dbus-python/%{name}-%{version}.tar.gz
-Source1:	http://dbus.freedesktop.org/releases/dbus-python/%{name}-%{version}.tar.gz.asc
+URL:		https://www.freedesktop.org/wiki/Software/DBusBindings/
+Source0:	https://dbus.freedesktop.org/releases/dbus-python/%{name}-%{version}.tar.xz
 Patch0: 	0001-Move-python-modules-to-architecture-specific-directo.patch
 Patch1: 	Fix-deprecation-warnings-due-to-invalid-escape-seque.patch
 
-BuildRequires: dbus-devel dbus-glib-devel glib2-devel
-BuildRequires: dbus-x11 python3-gobject python3-pip python3-wheel
 BuildRequires: autoconf-archive automake libtool
+BuildRequires: pkgconfig(dbus-1) >= 1.8
+BuildRequires: pkgconfig(glib-2.0) >= 2.40
+BuildRequires: pkgconfig(gthread-2.0) >= 2.40
+BuildRequires: python3-devel
+BuildRequires: /usr/bin/dbus-run-session
+BuildRequires: python3-gobject
+BuildRequires: python3dist(setuptools)
+BuildRequires: python3dist(setuptools-scm)
+BuildRequires: python3dist(wheel)
 
 %description
 Dbus-python is the original Python binding for dbus, the reference
@@ -22,10 +25,8 @@ implementation of the D-Bus protocol.
 
 %package -n python3-dbus
 Summary: 	Python3 bindings for dbus
-BuildRequires:  python3-devel
 Provides:       dbus-python = %{version}-%{release}
 Obsoletes:      dbus-python < %{version}-%{release}
-
 %{?python_provide:%python_provide python3-dbus}
 
 %description -n python3-dbus
@@ -33,7 +34,7 @@ Python3 bindings for dbus
 
 %package        devel
 Summary:        Development files for %{name}
-Requires:       %{name} = %{version}-%{release}
+Requires:       python3-dbus = %{version}-%{release}
 
 %description devel
 The %{name}-devel package contains libraries and header files for
@@ -45,38 +46,20 @@ developing applications that use %{name}.
 %autosetup -n %{name}-%{version} -p1
 
 %build
-autoreconf -vif
-
+autoreconf -fi
 export DBUS_PYTHON_USE_AUTOTOOLS=1
-install -d %{python3dir}
-cp -a . %{python3dir}
-mv %{python3dir} python3-build
-
-pushd python3-build
+%set_build_flags
 %py3_build
 %configure PYTHON="%{__python3}"
 %make_build
-popd
 
 %install
 export DBUS_PYTHON_USE_AUTOTOOLS=1
-pushd python3-build
 %py3_install
 %make_install
-popd
-
-%delete_la
 
 %check
-make check -k -C python3-build || (cat python3-build/test-suite.log && true)
-
-%pre
-
-%preun
-
-%post -p /sbin/ldconfig
-
-%postun -p /sbin/ldconfig
+make check -k || (cat test-suite.log && false)
 
 %files -n python3-dbus
 %license COPYING
@@ -92,6 +75,9 @@ make check -k -C python3-build || (cat python3-build/test-suite.log && true)
 %doc NEWS ChangeLog README doc/API_CHANGES.txt doc/tutorial.txt
 
 %changelog
+* Tue Mar 25 2025 Funda Wang <fundawang@yeah.net> - 1.4.0-1
+- update to 1.4.0
+
 * Mon Oct 17 2022 dillon chen <dillon.chen@gmail.com> - 1.3.2-1
 - update to 1.3.2