diff --git a/CHANGELOG b/CHANGELOG
index 6de9029..8f05c94 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,8 @@
+liblxqt-2.0.0 / 2024-04-17
+===========================
+ * Ported to Qt6.
+ * License of backlight is changed to LGPL2+.
+
 liblxqt-1.4.0 / 2023-11-05
 ===========================
  * Ported deprecated KWindowSystem methods.
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 502290d..5f265cb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.16.0 FATAL_ERROR)
+cmake_minimum_required(VERSION 3.18.0 FATAL_ERROR)
 # CMP0000: Call the cmake_minimum_required() command at the beginning of the top-level
 # CMakeLists.txt file even before calling the project() command.
 # The cmake_minimum_required(VERSION) command implicitly invokes the cmake_policy(VERSION)
diff --git a/README.md b/README.md
index 0a9fbfd..5b95310 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ needed by nearly all of its components.
 
 ### Sources
 
-Its runtime dependencies are libxss, KWindowSystem, qtbase, qtx11extras and
+Its runtime dependencies are libxss, KWindowSystem, qtbase, and
 [libqtxdg](https://github.com/lxqt/libqtxdg).
 Additional build dependencies are CMake, [lxqt-build-tools](https://github.com/lxqt/lxqt-build-tools) and optionally Git to pull latest VCS
 checkouts.
@@ -28,7 +28,7 @@ The library is provided by all major Linux distributions like Arch Linux, Debian
 Fedora and openSUSE. Just use your package manager to search for string `liblxqt`.
 
 
-### Translation 
+### Translation
 
 Translations can be done in [LXQt-Weblate](https://translate.lxqt-project.org/projects/lxqt-desktop/liblxqt/)