diff --git a/libksysguard-5.26.5.tar.xz b/libksysguard-5.26.5.tar.xz
deleted file mode 100644
index 250f35f..0000000
--- a/libksysguard-5.26.5.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
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-oid sha256:17e5372eca2ad162e82a892b1cb2c9a3d1d124489ac7d2b0fc34a4f04de54105
-size 796464
diff --git a/libksysguard-5.26.5.tar.xz.sig b/libksysguard-5.26.5.tar.xz.sig
deleted file mode 100644
index c64c6af..0000000
--- a/libksysguard-5.26.5.tar.xz.sig
+++ /dev/null
@@ -1,16 +0,0 @@
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diff --git a/libksysguard-5.26.90.tar.xz b/libksysguard-5.26.90.tar.xz
new file mode 100644
index 0000000..aba99ea
--- /dev/null
+++ b/libksysguard-5.26.90.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:54e6766b5f19f5c5e8ec84b0ddcb6e73314f365890167094a2e2d412ae3b0629
+size 867136
diff --git a/libksysguard-5.26.90.tar.xz.sig b/libksysguard-5.26.90.tar.xz.sig
new file mode 100644
index 0000000..4be3bdf
--- /dev/null
+++ b/libksysguard-5.26.90.tar.xz.sig
@@ -0,0 +1,16 @@
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diff --git a/libksysguard5.changes b/libksysguard5.changes
index e376735..4b62865 100644
--- a/libksysguard5.changes
+++ b/libksysguard5.changes
@@ -1,3 +1,23 @@
+-------------------------------------------------------------------
+Thu Jan 19 14:43:02 UTC 2023 - Fabian Vogt <fabian@ritter-vogt.de>
+
+- Update to 5.26.90
+  * New feature release
+  * For more details please see:
+  * https://kde.org/announcements/plasma/5/5.26.90
+- Changes since 5.26.5:
+  * sensors: Account for base unit rather than starting unit in SensorUnitModel (kde#461143)
+  * Formatter: Format plain numbers (kde#450947)
+  * Add CMake option to build WITH_X11
+  * add missing check for HeadingVmPSS
+  * Port away from deprecated KWindowSystem API
+  * Fix updating placeholder text
+  * QML error: digist -> digits
+  * Add ColorGrid face which uses rectangle opacity to denote sensor value
+  * Install po folder
+  * Allow to extract messages from processui/processdetails
+  * Perform initialization in initialization list
+
 -------------------------------------------------------------------
 Wed Jan  4 14:06:20 UTC 2023 - Fabian Vogt <fabian@ritter-vogt.de>
 
diff --git a/libksysguard5.spec b/libksysguard5.spec
index 4f5eaab..f3b52c7 100644
--- a/libksysguard5.spec
+++ b/libksysguard5.spec
@@ -19,7 +19,7 @@
 %bcond_without released
 %global systemstatssover 1
 Name:           libksysguard5
-Version:        5.26.5
+Version:        5.26.90
 Release:        0
 # Full Plasma 5 version (e.g. 5.8.95)
 %{!?_plasma5_bugfix: %define _plasma5_bugfix %{version}}
@@ -29,9 +29,9 @@ Summary:        Task management and system monitoring library
 License:        GPL-2.0-or-later
 Group:          Development/Libraries/C and C++
 URL:            http://www.kde.org
-Source:         https://download.kde.org/stable/plasma/%{version}/libksysguard-%{version}.tar.xz
+Source:         https://download.kde.org/unstable/plasma/%{version}/libksysguard-%{version}.tar.xz
 %if %{with released}
-Source1:        https://download.kde.org/stable/plasma/%{version}/libksysguard-%{version}.tar.xz.sig
+Source1:        https://download.kde.org/unstable/plasma/%{version}/libksysguard-%{version}.tar.xz.sig
 Source2:        plasma.keyring
 %endif
 Source3:        %{name}-rpmlintrc
@@ -78,7 +78,6 @@ BuildRequires:  pkgconfig(x11)
 BuildRequires:  pkgconfig(xres)
 BuildRequires:  pkgconfig(zlib)
 Recommends:     %{name}-imports
-Recommends:     %{name}-lang
 Recommends:     %{name}-plugins
 
 %description
@@ -150,14 +149,13 @@ QML applications.
 %if 0%{?suse_version} <= 1500
     export CC=gcc-10 CXX=g++-10
 %endif
-  %cmake_kf5 -d build -- -DCMAKE_INSTALL_LOCALEDIR=%{_kf5_localedir}
-  %cmake_build
+%cmake_kf5 -d build -- -DCMAKE_INSTALL_LOCALEDIR=%{_kf5_localedir}
+%cmake_build
 
 %install
-  %kf5_makeinstall -C build
-%if %{with released}
-  %kf5_find_lang
-%endif
+%kf5_makeinstall -C build
+
+%kf5_find_lang
 
 %post plugins
 %if %{pkg_vcmp kf5-filesystem >= 20220307}
@@ -254,8 +252,6 @@ QML applications.
 %{_kf5_libdir}/libprocesscore.so
 %{_kf5_libdir}/libprocessui.so
 
-%if %{with released}
 %files lang -f %{name}.lang
-%endif
 
 %changelog