diff --git a/.gitignore b/.gitignore
index 39018ca..64417b6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,3 +17,4 @@
 /qtshadertools-everywhere-src-6.4.0.tar.xz
 /qtshadertools-everywhere-src-6.4.1.tar.xz
 /qtshadertools-everywhere-src-6.4.2.tar.xz
+/qtshadertools-everywhere-src-6.4.3.tar.xz
diff --git a/qt6-qtshadertools.spec b/qt6-qtshadertools.spec
index 3421d11..160caac 100644
--- a/qt6-qtshadertools.spec
+++ b/qt6-qtshadertools.spec
@@ -8,8 +8,8 @@
 
 Summary: Qt6 - Qt Shader Tools module builds on the SPIR-V Open Source Ecosystem
 Name:    qt6-%{qt_module}
-Version: 6.4.2
-Release: 3%{?dist}
+Version: 6.4.3
+Release: 1%{?dist}
 
 License: LGPL-3.0-only OR GPL-3.0-only WITH Qt-GPL-exception-1.0
 Url:     http://www.qt.io
@@ -110,6 +110,9 @@ popd
 %{_qt6_libdir}/pkgconfig/Qt6ShaderTools.pc
 
 %changelog
+* Thu Mar 23 2023 Jan Grulich <jgrulich@redhat.com> - 6.4.3-1
+- 6.4.3
+
 * Tue Jan 31 2023 Jan Grulich <jgrulich@redhat.com> - 6.4.2-3
 - migrated to SPDX license
 
diff --git a/sources b/sources
index ef5507a..b06bf9d 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (qtshadertools-everywhere-src-6.4.2.tar.xz) = ba35c07c253b0c009be297173996327c3bfc27711112d5190f4a7b7c4b5af2f0ee339ed35107139d65a751646a911b499afff2faa04ccd7802b3d7e7aa38ce10
+SHA512 (qtshadertools-everywhere-src-6.4.3.tar.xz) = 11d6111c4b645d2d31b19c6cf788726546f484bd9c6a3940bdb2ce82f76eecf56a47655065fb87bf488a12968ea26e48e4c0c8b3ff9d702339bd497bef31630e