diff --git a/CMakeLists.txt b/CMakeLists.txt
index 354697c..25607a0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -11,7 +11,7 @@ if (PROJECT_IS_TOP_LEVEL)
     set(CMAKE_LIBRARY_OUTPUT_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/bin-etc")
     set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/bin")
     
-    set(CMAKE_CXX_STANDARD 23)
+    set(CMAKE_CXX_STANDARD 20)
     set(CMAKE_CXX_STANDARD_REQUIRED)
 endif()