diff --git a/CMakeLists.txt b/CMakeLists.txt
index dfb0f6d..6be4a1d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -24,7 +24,7 @@ SET( ILCSOFT_CMAKE_MODULES_INSTALL_PREFIX ${CMAKE_INSTALL_PREFIX}/cmakemodules )
 include( ExternalProject )
 
 if(NOT "${CMAKE_CXX_STANDARD}")
-  set(CMAKE_CXX_STANDARD 11)
+  set(CMAKE_CXX_STANDARD 17)
 endif()
 
 MESSAGE(STATUS "CMAKE_CXX_STANDARD set to ${CMAKE_CXX_STANDARD}")