diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2c82250..2f8106f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,8 @@
-cmake_minimum_required(VERSION 3.15)
+cmake_minimum_required(VERSION 4.2.2)
 project(c0ding)
 
-set(CMAKE_CXX_STANDARD 20)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+set(CMAKE_CXX_STANDARD 23)
 
 file(GLOB_RECURSE SOURCES src/*.cpp)
 
diff --git a/README.md b/README.md
index 3d8b3a6..1a2077a 100644
--- a/README.md
+++ b/README.md
@@ -5,10 +5,11 @@
 ### Requirements
 
 - build tool:
-  - `cmake >= 3.15.0`
+  - `cmake >= 4.2.2`
 - compiler:
   - `gcc >= 9.2.0`
   - `clang >= 9.0.0`
+  - `x86_64-mcf-seh-rev1 >= 15.2.0`
 
 ### Current features
 
@@ -25,9 +26,9 @@
   - `c0ding::algorithm::sort` algorithms (only partially done)
     - `c0ding::algorithm::quick` sort algorithm
 
-### Currently planned features
+### Current planned features
 
-- `c0ding::networking` library (based on `boost::asio`)
+- `c0ding::networking` library (based on `std::asio`)
 - `c0ding::algorithm` library
   - `c0ding::algorithm::sort` algorithms
     - `c0ding::algorithm::heap` sort algorithm