diff --git a/kmplot-22.12.3.tar.xz b/kmplot-22.12.3.tar.xz
deleted file mode 100644
index 2d28498..0000000
--- a/kmplot-22.12.3.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
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deleted file mode 100644
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new file mode 100644
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new file mode 100644
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diff --git a/kmplot.changes b/kmplot.changes
index d08a0da..8546251 100644
--- a/kmplot.changes
+++ b/kmplot.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Fri Mar 17 20:43:47 UTC 2023 - Christophe Marin <christophe@krop.fr>
+
+- Update to 23.03.80
+  * New feature release
+
 -------------------------------------------------------------------
 Tue Feb 28 09:45:20 UTC 2023 - Christophe Marin <christophe@krop.fr>
 
diff --git a/kmplot.spec b/kmplot.spec
index 8014162..73d86b9 100644
--- a/kmplot.spec
+++ b/kmplot.spec
@@ -16,18 +16,16 @@
 #
 
 
-# Latest stable Applications (e.g. 17.08 in KA, but 17.11.80 in KUA)
-%{!?_kapp_version: %define _kapp_version %(echo %{version}| awk -F. '{print $1"."$2}')}
 %bcond_without released
 Name:           kmplot
-Version:        22.12.3
+Version:        23.03.80
 Release:        0
 Summary:        Mathematical Function Plotter
 License:        GPL-2.0-or-later
 URL:            https://apps.kde.org/kmplot
-Source:         https://download.kde.org/stable/release-service/%{version}/src/%{name}-%{version}.tar.xz
+Source:         https://download.kde.org/unstable/release-service/%{version}/src/%{name}-%{version}.tar.xz
 %if %{with released}
-Source1:        https://download.kde.org/stable/release-service/%{version}/src/%{name}-%{version}.tar.xz.sig
+Source1:        https://download.kde.org/unstable/release-service/%{version}/src/%{name}-%{version}.tar.xz.sig
 Source2:        applications.keyring
 %endif
 BuildRequires:  extra-cmake-modules