diff --git a/.gitignore b/.gitignore
index 8a26138..d9ee554 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,3 +7,6 @@
 /python-designateclient-2.11.0.tar.gz
 /python-designateclient-3.0.0.tar.gz
 /python-designateclient-4.0.0.tar.gz
+/python-designateclient-4.1.0.tar.gz
+/0x2426b928085a020d8a90d0d879ab7008d0896c8a.txt
+/python-designateclient-4.1.0.tar.gz.asc
diff --git a/python-designateclient.spec b/python-designateclient.spec
index 93e78e0..5bc0ccf 100644
--- a/python-designateclient.spec
+++ b/python-designateclient.spec
@@ -1,3 +1,5 @@
+%{!?sources_gpg: %{!?dlrn:%global sources_gpg 1} }
+%global sources_gpg_sign 0x2426b928085a020d8a90d0d879ab7008d0896c8a
 
 %{!?upstream_version: %global upstream_version %{version}%{?milestone}}
 %global with_doc 1
@@ -8,16 +10,26 @@ Client library and command line utility for interacting with Openstack Designate
 %global sname designateclient
 
 Name:       python-%{sname}
-Version:    4.0.0
+Version:    4.1.0
 Release:    2%{?dist}
 Summary:    Python API and CLI for OpenStack Designate
 
 License:    ASL 2.0
 URL:        https://launchpad.net/python-%{sname}/
 Source0:    https://tarballs.openstack.org/%{name}/%{name}-%{upstream_version}.tar.gz
+# Required for tarball sources verification
+%if 0%{?sources_gpg} == 1
+Source101:        https://tarballs.openstack.org/%{name}/%{name}-%{upstream_version}.tar.gz.asc
+Source102:        https://releases.openstack.org/_static/%{sources_gpg_sign}.txt
+%endif
 
 BuildArch:  noarch
 
+# Required for tarball sources verification
+%if 0%{?sources_gpg} == 1
+BuildRequires:  /usr/bin/gpgv2
+%endif
+
 BuildRequires: git
 
 %description
@@ -75,6 +87,10 @@ This package contains auto-generated documentation.
 %endif
 
 %prep
+# Required for tarball sources verification
+%if 0%{?sources_gpg} == 1
+%{gpgverify}  --keyring=%{SOURCE102} --signature=%{SOURCE101} --data=%{SOURCE0}
+%endif
 %autosetup -n %{name}-%{upstream_version} -S git
 
 rm -rf *requirements.txt
@@ -110,6 +126,9 @@ rm -fr doc/build/html/.{doctrees,buildinfo}
 %endif
 
 %changelog
+* Wed Oct 28 2020 Alfredo Moralejo <amoralej@redhat.com> 4.1.0-2
+- Update to upstream version 4.1.0
+
 * Wed Jul 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 4.0.0-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild
 
diff --git a/sources b/sources
index 942107d..878ef4c 100644
--- a/sources
+++ b/sources
@@ -1 +1,3 @@
-SHA512 (python-designateclient-4.0.0.tar.gz) = b6a11c14219a65da059a4d55822d954b96d553c3dc30a0657a3cff1a309715c4d7f009e81ac54820a4d6f27451105833123fb89513cc7309cc09c124d7e15d26
+SHA512 (python-designateclient-4.1.0.tar.gz) = ae99fcf662b81ec0d14c3536dddd51e3b2f945ff5e62669efd1e2f0ad1f820884f427af6b9112c3fae5e7d0953f2008132e6e6e9fc1ad7b155c993a62434b90b
+SHA512 (0x2426b928085a020d8a90d0d879ab7008d0896c8a.txt) = b7e6d9d398c3d0a825919714e15a4165aecc19107ca04a8e9435f5ce3b57d87255154d2c9a0bc83798580385e62e7b0cd57d8b0e7cb92950371ee36e31759cee
+SHA512 (python-designateclient-4.1.0.tar.gz.asc) = cf92b5705bde886f1b686735ffe6082b1e6994486c28eddbd940e7638243af075ec1eb9c3631e9e68b432b400a422714d596ed3f641565e2ff571976d1feef1d