diff --git a/PyJWT-1.5.3.tar.gz b/PyJWT-1.5.3.tar.gz
deleted file mode 100644
index 4654c97..0000000
--- a/PyJWT-1.5.3.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:500be75b17a63f70072416843dc80c8821109030be824f4d14758f114978bae7
-size 73044
diff --git a/PyJWT-1.6.3.tar.gz b/PyJWT-1.6.3.tar.gz
new file mode 100644
index 0000000..ef9f473
--- /dev/null
+++ b/PyJWT-1.6.3.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c365c2c92063bdc609a9ef328958a910e249ffcad953895914b87e645412cf81
+size 41585
diff --git a/_service b/_service
deleted file mode 100644
index 790feac..0000000
--- a/_service
+++ /dev/null
@@ -1,7 +0,0 @@
-<services>
- <service name="download_files" mode="localonly">
-    <param name="enforceupstream">yes</param>
-    <param name="changesgenerate">enable</param>
- </service>
- <service name="set_version" mode="localonly"/>
-</services>
diff --git a/python-PyJWT.changes b/python-PyJWT.changes
index 9c96e87..0c58415 100644
--- a/python-PyJWT.changes
+++ b/python-PyJWT.changes
@@ -1,3 +1,16 @@
+-------------------------------------------------------------------
+Wed May 23 10:35:21 UTC 2018 - tchvatal@suse.com
+
+- Version update to 1.6.3:
+  * Dropped support for python 2.6 and 3.3 #301
+  * An invalid signature now raises an InvalidSignatureError instead of DecodeError #316
+  * Fix over-eager fallback to stdin #304
+  * Audience parameter throws InvalidAudienceError when application does not specify an audience, but the token does. #336
+  * All exceptions inherit from PyJWTError #340
+  * Add type hints #344
+  * Add help module 7ca41e5
+- Drop pointless _service file
+
 -------------------------------------------------------------------
 Fri Feb 23 19:47:34 UTC 2018 - tbechtold@suse.com
 
diff --git a/python-PyJWT.spec b/python-PyJWT.spec
index 5580dd6..8f3fe13 100644
--- a/python-PyJWT.spec
+++ b/python-PyJWT.spec
@@ -18,32 +18,27 @@
 
 %{?!python_module:%define python_module() python-%{**} python3-%{**}}
 Name:           python-PyJWT
-Version:        1.5.3
+Version:        1.6.3
 Release:        0
 Summary:        JSON Web Token implementation in Python
 License:        MIT
 Group:          Development/Languages/Python
-Url:            https://github.com/progrium/pyjwt
+URL:            https://github.com/progrium/pyjwt
 Source:         https://files.pythonhosted.org/packages/source/P/PyJWT/PyJWT-%{version}.tar.gz
-BuildRoot:      %{_tmppath}/%{name}-%{version}-build
-
-BuildRequires:  %{python_module cryptography}
+BuildRequires:  %{python_module cryptography >= 1.4}
 BuildRequires:  %{python_module devel}
+BuildRequires:  %{python_module ecdsa}
 BuildRequires:  %{python_module pytest}
 BuildRequires:  %{python_module setuptools}
 BuildRequires:  dos2unix
 BuildRequires:  fdupes
 BuildRequires:  python-rpm-macros
-
-Requires:       python-cryptography
+Requires:       python-cryptography >= 1.4
 Requires:       python-ecdsa
 Requires:       python-setuptools
-
-Requires(post):     update-alternatives
-Requires(postun):   update-alternatives
-
+Requires(post): update-alternatives
+Requires(postun): update-alternatives
 BuildArch:      noarch
-
 %python_subpackages
 
 %description
@@ -56,7 +51,7 @@ dos2unix jwt/__main__.py
 %build
 %python_build
 #remove shebang from all non executable files
-find ./ -type f -name "*.py" -perm 644 -exec sed -i -e '1{\@^#!/usr/bin/env python@d}' {} \;
+find ./ -type f -name "*.py" -perm 644 -exec sed -i -e '1{\@^#!%{_bindir}/env python@d}' {} \;
 
 %install
 %python_install
@@ -72,11 +67,11 @@ find ./ -type f -name "*.py" -perm 644 -exec sed -i -e '1{\@^#!/usr/bin/env pyth
 %python_uninstall_alternative pyjwt
 
 %check
-%{python_expand PYTHONPATH=%{buildroot}%{python_sitelib} py.test-%{py_ver} -o addopts="" -k "not test_verify_false_deprecated" }
+%{python_expand PYTHONPATH=%{buildroot}%{python_sitelib} py.test-%{$python_version} -o addopts="" -k "not test_verify_false_deprecated" }
 
-%files %python_files
-%defattr(-,root,root,-)
-%doc AUTHORS CHANGELOG.md LICENSE README.rst
+%files %{python_files}
+%license LICENSE
+%doc AUTHORS CHANGELOG.md README.rst
 %{python_sitelib}/*
 %python_alternative %{_bindir}/pyjwt