diff --git a/qt6-scxml.changes b/qt6-scxml.changes
index baa9f65..4e5a45f 100644
--- a/qt6-scxml.changes
+++ b/qt6-scxml.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Thu Mar 16 10:00:07 UTC 2023 - Christophe Marin <christophe@krop.fr>
+
+- Update to 6.4.3:
+  * https://www.qt.io/blog/qt-6.4.3-released
+
 -------------------------------------------------------------------
 Fri Jan  6 16:46:49 UTC 2023 - Christophe Marin <christophe@krop.fr>
 
diff --git a/qt6-scxml.spec b/qt6-scxml.spec
index 17f0571..559f265 100644
--- a/qt6-scxml.spec
+++ b/qt6-scxml.spec
@@ -16,7 +16,7 @@
 #
 
 
-%define real_version 6.4.2
+%define real_version 6.4.3
 %define short_version 6.4
 %define short_name qtscxml
 %define tar_name qtscxml-everywhere-src
@@ -28,7 +28,7 @@
 %endif
 #
 Name:           qt6-scxml%{?pkg_suffix}
-Version:        6.4.2
+Version:        6.4.3
 Release:        0
 Summary:        SCXML (state machine notation) compiler and related tools
 License:        LGPL-3.0-only OR (GPL-2.0-only OR GPL-3.0-or-later)
@@ -181,14 +181,10 @@ ABI or API guarantees.
 rm -r %{buildroot}%{_qt6_cmakedir}/Qt6Qml/QmlPlugins
 rm %{buildroot}%{_qt6_cmakedir}/*/*Plugin{Config,ConfigVersion,Targets*}.cmake
 
-%post -n libQt6Scxml6 -p /sbin/ldconfig
-%post -n libQt6ScxmlQml6 -p /sbin/ldconfig
-%post -n libQt6StateMachine6 -p /sbin/ldconfig
-%post -n libQt6StateMachineQml6 -p /sbin/ldconfig
-%postun -n libQt6Scxml6 -p /sbin/ldconfig
-%postun -n libQt6ScxmlQml6 -p /sbin/ldconfig
-%postun -n libQt6StateMachine6 -p /sbin/ldconfig
-%postun -n libQt6StateMachineQml6 -p /sbin/ldconfig
+%ldconfig_scriptlets -n libQt6Scxml6
+%ldconfig_scriptlets -n libQt6ScxmlQml6
+%ldconfig_scriptlets -n libQt6StateMachine6
+%ldconfig_scriptlets -n libQt6StateMachineQml6
 
 %files
 %dir %{_qt6_pluginsdir}/scxmldatamodel/
diff --git a/qtscxml-everywhere-src-6.4.2.tar.xz b/qtscxml-everywhere-src-6.4.2.tar.xz
deleted file mode 100644
index e36b02a..0000000
--- a/qtscxml-everywhere-src-6.4.2.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:13b0d43459394bed2481967a1feff02b63228a82c1136a62941c0eb83ef54e7f
-size 1784700
diff --git a/qtscxml-everywhere-src-6.4.3.tar.xz b/qtscxml-everywhere-src-6.4.3.tar.xz
new file mode 100644
index 0000000..bfdacfa
--- /dev/null
+++ b/qtscxml-everywhere-src-6.4.3.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:fe722c016d434c02e713e3c7d5d4a845998efe69d8b645923e83f1f4f7b72f3a
+size 1783744