diff --git a/python-sure.changes b/python-sure.changes
index 6866993..ecd9523 100644
--- a/python-sure.changes
+++ b/python-sure.changes
@@ -1,3 +1,12 @@
+-------------------------------------------------------------------
+Mon May 22 16:52:16 UTC 2017 - toddrme2178@gmail.com
+
+- Implement single-spec version.
+- Fix source URL.
+- Update to version 1.4.6
+  * Enormous number of changes. Please see full changelog here:
+    https://github.com/gabrielfalcao/sure/blob/v1.4.6/CHANGELOG.md
+
 -------------------------------------------------------------------
 Wed Mar  9 11:16:30 UTC 2016 - dvaleev@suse.com
 
diff --git a/python-sure.spec b/python-sure.spec
index 3d33af5..4737f90 100644
--- a/python-sure.spec
+++ b/python-sure.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package python-sure
 #
-# Copyright (c) 2016 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2017 SUSE LINUX GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -16,29 +16,31 @@
 #
 
 
+%bcond_without test
+
+%{?!python_module:%define python_module() python-%{**} python3-%{**}}
 Name:           python-sure
-Version:        1.2.24
+Version:        1.4.6
 Release:        0
 Summary:        Utility belt for automated testing in python for python
 License:        GPL-3.0+
 Group:          Development/Languages/Python
 Url:            https://github.com/requests/sure
-Source:         https://pypi.python.org/packages/source/s/sure/sure-%{version}.tar.gz
-BuildRequires:  python-devel
-BuildRequires:  python-mock
-BuildRequires:  python-nose
-BuildRequires:  python-rednose
-BuildRequires:  python-setuptools
-BuildRequires:  python-six
-Requires:       python-mock
-Requires:       python-six
-%py_requires
-BuildRoot:      %{_tmppath}/%{name}-%{version}-build
-%if 0%{?suse_version} && 0%{?suse_version} <= 1110
-%{!?python_sitelib: %global python_sitelib %(python -c "from distutils.sysconfig import get_python_lib; print get_python_lib()")}
-%else
-BuildArch:      noarch
+Source:         https://files.pythonhosted.org/packages/source/s/sure/sure-%{version}.tar.gz
+BuildRequires:  fdupes
+BuildRequires:  python-rpm-macros
+BuildRequires:  %{python_module devel}
+BuildRequires:  %{python_module setuptools}
+BuildRequires:  %{python_module mock >= 2.0.0}
+BuildRequires:  %{python_module six >= 1.10.0}
+%if %{with test}
+BuildRequires:  %{python_module nose}
 %endif
+Requires:       python-mock >= 2.0.0
+Requires:       python-six >= 1.10.0
+BuildRoot:      %{_tmppath}/%{name}-%{version}-build
+BuildArch:      noarch
+%python_subpackages
 
 %description
 A testing library for python with powerful and flexible assertions. Sure is
@@ -49,17 +51,20 @@ heavily inspired by should.js
 sed -i '/^#!/d' sure/*.py
 
 %build
-python setup.py build
+%python_build
 
 %install
-python setup.py install --prefix=%{_prefix} --root=%{buildroot}
+%python_install
+%python_expand %fdupes %{buildroot}%{$python_sitelib}
 
+%if %{with test}
 %check
-python setup.py test
+%python_expand nosetests-%{$python_bin_suffix}
+%endif
 
-%files
+%files %{python_files}
 %defattr(-,root,root,-)
-%doc README.md
+%doc COPYING README.rst
 %{python_sitelib}/*
 
 %changelog
diff --git a/sure-1.2.24.tar.gz b/sure-1.2.24.tar.gz
deleted file mode 100644
index fa5f025..0000000
--- a/sure-1.2.24.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:5c0456a0bfec40ffe57bf9f1f1d4f6cfd4b92848b8c97b5b4165afb933c0d2d3
-size 28089
diff --git a/sure-1.4.6.tar.gz b/sure-1.4.6.tar.gz
new file mode 100644
index 0000000..2d95fdf
--- /dev/null
+++ b/sure-1.4.6.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:3ff4f1a221b193e57194e58d75598169ace2e3a7c0e1f0108a4d65d384d7d8c7
+size 45608