diff --git a/python-slixmpp.changes b/python-slixmpp.changes
index d164b68..5691dca 100644
--- a/python-slixmpp.changes
+++ b/python-slixmpp.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Tue Aug 14 19:41:39 UTC 2018 - sor.alexei@meowr.ru
+
+- Update to version 1.4.0:
+  * No changelog available.
+- Use python-rpm-macros.
+
 -------------------------------------------------------------------
 Fri Jul 20 11:22:06 UTC 2018 - mcepl@suse.com
 
diff --git a/python-slixmpp.spec b/python-slixmpp.spec
index 05693ab..430359a 100644
--- a/python-slixmpp.spec
+++ b/python-slixmpp.spec
@@ -16,10 +16,11 @@
 #
 
 
+%define skip_python2 1
 %define _name   slixmpp
-%define _tar_ver 123
+%define _tar_ver 127
 Name:           python-slixmpp
-Version:        1.3.0
+Version:        1.4.0
 Release:        0
 Summary:        Python XMPP (Jabber) Library that Implements Everything as a Plugin
 License:        MIT
@@ -28,53 +29,43 @@ URL:            https://slixmpp.readthedocs.io/
 Source:         https://dev.louiz.org/attachments/download/%{_tar_ver}/%{_name}-%{version}.tar.gz
 # PATCH-FIX-OPENSUSE slixmpp-fix-legacyauth.patch nyov@nexnode.net -- Fix an error in legacyauth support.
 Patch0:         %{_name}-fix-legacyauth.patch
+BuildRequires:  %{python_module Cython}
+BuildRequires:  %{python_module devel >= 3.5}
+BuildRequires:  %{python_module dnspython}
+BuildRequires:  %{python_module xml}
 BuildRequires:  fdupes
 BuildRequires:  gnupg
 BuildRequires:  pkgconfig
-BuildRequires:  python3 >= 3.4
-BuildRequires:  python3-Cython
-BuildRequires:  python3-dnspython
-BuildRequires:  python3-xml
+BuildRequires:  python-rpm-macros
 BuildRequires:  pkgconfig(libidn)
-BuildRequires:  pkgconfig(python3)
+Requires:       python-dnspython
+%python_subpackages
 
 %description
 Slixmpp is an XMPP library for Python. Based on SleekXMPP, it uses
 asyncio instead of threads. XEP (XMPP Extended Protocol) coverage is
 realized as plugins.
 
-%package -n python3-%{_name}
-Summary:        Python XMPP (Jabber) Library that Implements Everything as a Plugin
-Group:          Development/Languages/Python
-Requires:       gnupg
-Requires:       python3-dnspython
-
-%description -n python3-%{_name}
-Slixmpp is an XMPP library for Python. Based on SleekXMPP, it uses
-asyncio instead of threads. XEP (XMPP Extended Protocol) coverage is
-realized as plugins.
-
 %prep
 %setup -q -n %{_name}-%{version}
 %patch0 -p1
 
 %build
 export CFLAGS="%{optflags}"
-python3 setup.py build
+%python_build
 
 %install
-python3 setup.py install \
-  --root=%{buildroot} --prefix=%{_prefix}
-%fdupes %{buildroot}%{python3_sitearch}
+%python_install
+%python_expand %fdupes -s %{buildroot}%{$python_sitearch}/
 
 %check
-# python3 run_tests.py
-python3 -munittest discover -v -s tests
+# %%python_exec run_tests.py
+%python_exec -munittest discover -v -s tests
 
-%files -n python3-%{_name}
+%files %{python_files}
 %license LICENSE
 %doc README.rst
-%{python3_sitearch}/%{_name}/
-%{python3_sitearch}/%{_name}-*
+%{python_sitearch}/%{_name}/
+%{python_sitearch}/%{_name}-*
 
 %changelog
diff --git a/slixmpp-1.3.0.tar.gz b/slixmpp-1.3.0.tar.gz
deleted file mode 100644
index a9bcbe7..0000000
--- a/slixmpp-1.3.0.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:ff61f40ab3d05754c0757f2793a60a1a2a1d45c7e241bda008e965bd43785eae
-size 869065
diff --git a/slixmpp-1.4.0.tar.gz b/slixmpp-1.4.0.tar.gz
new file mode 100644
index 0000000..581c9d6
--- /dev/null
+++ b/slixmpp-1.4.0.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:1dbb6f076355472c2673ac37a5e460f1d02fe312e6c11f3fa4d45a7119e243c0
+size 864967