diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4e5b8f1..fe5616a 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,5 +1,6 @@
 cmake_minimum_required(VERSION 3.13)
 
+set(CMAKE_CXX_STANDARD 20)
 set(PICO_SDK_PATH "${CMAKE_CURRENT_SOURCE_DIR}/pico-sdk")
 include(pico_sdk_import.cmake)