diff --git a/.gitignore b/.gitignore
index 60843a9..614ff1e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -23,3 +23,4 @@
 /partitionmanager-4.0.0.tar.xz
 /partitionmanager-4.1.0.tar.xz
 /partitionmanager-4.2.0.tar.xz
+/partitionmanager-20.11.80.tar.xz
diff --git a/kde-partitionmanager.spec b/kde-partitionmanager.spec
index 1d6951b..eec3449 100644
--- a/kde-partitionmanager.spec
+++ b/kde-partitionmanager.spec
@@ -1,24 +1,24 @@
 %undefine __cmake_in_source_build
-%global unstable 0
+%global unstable 1
 
 Name:           kde-partitionmanager
-Version:        4.2.0
+Version:        20.11.80
 Release:        1%{?dist}
 Summary:        KDE Partition Manager
 
 License:        GPLv3+
 URL:            http://www.kde.org/applications/system/kdepartitionmanager/
 %if 0%{?unstable}
-Source0:        http://download.kde.org/unstable/partitionmanager/%{version}/src/partitionmanager-%{version}.tar.xz
+Source0:        http://download.kde.org/unstable/release-service/%{version}/src/partitionmanager-%{version}.tar.xz
 %else
-Source0:        http://download.kde.org/stable/partitionmanager/%{version}/src/partitionmanager-%{version}.tar.xz
+Source0:        http://download.kde.org/stable/release-service/%{version}/src/partitionmanager-%{version}.tar.xz
 %endif
 
 BuildRequires:  cmake >= 3.1
 BuildRequires:  desktop-file-utils
 BuildRequires:  extra-cmake-modules
 BuildRequires:  gettext
-BuildRequires:  kf5-kconfig-devel >= 5.71
+BuildRequires:  kf5-kconfig-devel >= 5.73
 BuildRequires:  kf5-kconfigwidgets-devel
 BuildRequires:  kf5-kcoreaddons-devel
 BuildRequires:  kf5-kcrash-devel
@@ -31,13 +31,13 @@ BuildRequires:  kf5-kio-devel
 BuildRequires:  kf5-rpm-macros
 BuildRequires:  kf5-kxmlgui-devel
 BuildRequires:  kf5-kwidgetsaddons-devel
-BuildRequires:  kpmcore-devel >= 4.2.0
+BuildRequires:  kpmcore-devel >= 20.11.80
 BuildRequires:  qt5-qtbase-devel >= 5.10
 
 BuildRequires:  pkgconfig(appstream-glib)
 BuildRequires:  pkgconfig(blkid)
 
-Requires:       kpmcore >= 4.2.0
+Requires:       kpmcore >= 20.11.80
 Requires:       kf5-filesystem
 
 %description
@@ -85,6 +85,10 @@ appstream-util validate-relax --nonet %{buildroot}/%{_datadir}/metainfo/*.appdat
 
 
 %changelog
+* Sat Nov 14 2020 Mattia Verga <mattia.verga@protonmail.com> - 20.11.80-1
+- Update to unstable release 20.11.80
+- Move to KDE release-service versioning
+
 * Sat Oct 17 2020 Mattia Verga <mattia.verga@protonmail.com> - 4.2.0-1
 - Update to stable release 4.2.0
 
diff --git a/sources b/sources
index c080053..0f42fac 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (partitionmanager-4.2.0.tar.xz) = bbc4706d078cec9abb0fa89453aecc5ab77c3eba143b5518372772c1cdd823e0a0846a807c5a01c19f5e6a5d44dcd7bc7b9cd1c2375f3f56bb7114bc659e66a4
+SHA512 (partitionmanager-20.11.80.tar.xz) = 05983a93fd58be8282aa11f380f87e8155c698ec5c81655cefc9b628aebcb674e1b11da755d241a018f5557ab67126afdd7b183b0815da2bf95e6af5a2b3a04c