diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8d235e4..a9fbba8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 3.1)
 project(dingusppc)
 
-set(CMAKE_CXX_STANDARD 11)
+set(CMAKE_CXX_STANDARD 20)
 
 set(CMAKE_INCLUDE_CURRENT_DIR ON)
 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
diff --git a/README.md b/README.md
index 9cd931a..767be19 100644
--- a/README.md
+++ b/README.md
@@ -50,7 +50,7 @@ As of now, only the Power Macintosh G3 Beige is implemented.
 
 You need to install development tools first.
 
-At least, a C++11 compliant compiler and [CMake](https://cmake.org) are required.
+At least, a C++20 compliant compiler and [CMake](https://cmake.org) are required.
 
 You will also have to recursive clone or run
 ```
diff --git a/machines/CMakeLists.txt b/machines/CMakeLists.txt
index 66eb8b7..9c71b2d 100644
--- a/machines/CMakeLists.txt
+++ b/machines/CMakeLists.txt
@@ -1,4 +1,4 @@
-set(CMAKE_CXX_STANDARD 11)
+set(CMAKE_CXX_STANDARD 20)
 
 include_directories("${PROJECT_SOURCE_DIR}"
                     "${PROJECT_SOURCE_DIR}/devices"