diff --git a/kconfig-5.249.0.tar.xz b/kconfig-5.249.0.tar.xz
deleted file mode 100644
index 8d74656..0000000
--- a/kconfig-5.249.0.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
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-size 292996
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deleted file mode 100644
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+++ /dev/null
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new file mode 100644
index 0000000..09d82f7
--- /dev/null
+++ b/kconfig-6.0.0.tar.xz
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+oid sha256:3f7c1e6b048df4ab3d67fbef01a5ad1dd0289c9b158644668fba0225c050c050
+size 293060
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new file mode 100644
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--- /dev/null
+++ b/kconfig-6.0.0.tar.xz.sig
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diff --git a/kf6-kconfig.changes b/kf6-kconfig.changes
index edbb3fc..3789b5d 100644
--- a/kf6-kconfig.changes
+++ b/kf6-kconfig.changes
@@ -1,3 +1,19 @@
+-------------------------------------------------------------------
+Wed Feb 21 19:27:50 UTC 2024 - Fabian Vogt <fabian@ritter-vogt.de>
+
+- Update to 6.0.0
+  * New bugfix release
+  * Release announcement not available yet
+- Changes since 5.249.0:
+  * update version for new release
+  * KConfigLoader: reduce string allocations when parsing config items
+  * KConfigLoader: use QString::trimmed rvalue overload
+  * kdesktopfile: don't return const value
+  * kdesktopfileaction: rule of five - add move operations
+  * kdesktopfileaction: use =default for trivial default operations
+  * kdesktopfileaction: don't needlessly copy strings
+  * update version for new release
+
 -------------------------------------------------------------------
 Wed Jan 31 17:49:59 UTC 2024 - Fabian Vogt <fabian@ritter-vogt.de>
 
diff --git a/kf6-kconfig.spec b/kf6-kconfig.spec
index 9c5d4dc..64fc77b 100644
--- a/kf6-kconfig.spec
+++ b/kf6-kconfig.spec
@@ -16,7 +16,7 @@
 #
 
 
-%define qt6_version 6.5.0
+%define qt6_version 6.6.0
 
 %define rname kconfig
 # Full KF6 version (e.g. 6.0.0)
@@ -25,14 +25,14 @@
 %{!?_kf6_bugfix_version: %define _kf6_bugfix_version %(echo %{_kf6_version} | awk -F. '{print $1"."$2}')}
 %bcond_without released
 Name:           kf6-kconfig
-Version:        5.249.0
+Version:        6.0.0
 Release:        0
 Summary:        Advanced configuration system
 License:        LGPL-2.1-or-later AND GPL-2.0-or-later
 URL:            https://www.kde.org
-Source:         https://download.kde.org/unstable/frameworks/%{version}/%{rname}-%{version}.tar.xz
+Source:         %{rname}-%{version}.tar.xz
 %if %{with released}
-Source1:        https://download.kde.org/unstable/frameworks/%{version}/%{rname}-%{version}.tar.xz.sig
+Source1:        %{rname}-%{version}.tar.xz.sig
 Source2:        frameworks.keyring
 %endif
 Source99:       kf6-kconfig-rpmlintrc