diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9c8e744..c8791c9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -5,8 +5,8 @@ project(linuxSmartie
     LANGUAGES CXX
 )
 
-# Use C++26 (CMake name for c++2c)
-set(CMAKE_CXX_STANDARD 26)
+# Use C++20
+set(CMAKE_CXX_STANDARD 20)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS OFF)