diff --git a/CMakeLists.txt b/CMakeLists.txt
index 24a7014a7..85a744c7b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -34,7 +34,7 @@ endif()
 
 # Set up C++ Standard
 # ``-DCMAKE_CXX_STANDARD=<standard>`` when invoking CMake
-set(CMAKE_CXX_STANDARD 17 CACHE STRING "")
+set(CMAKE_CXX_STANDARD 20 CACHE STRING "")
 
 if(NOT CMAKE_CXX_STANDARD MATCHES "17|20")
   message(FATAL_ERROR "Unsupported C++ standard: ${CMAKE_CXX_STANDARD}")