diff --git a/CMakeLists.txt b/CMakeLists.txt
index ea7589e..e0eca3c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -39,7 +39,7 @@ endif()
 # Both of these issues can be resolved using CMake's compile features, see
 #
 # - https://cmake.org/cmake/help/v3.3/manual/cmake-compile-features.7.html
-set(CMAKE_CXX_STANDARD 11)
+set(CMAKE_CXX_STANDARD 14)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS OFF)
 
@@ -73,6 +73,8 @@ install(FILES ${CMAKE_CURRENT_SOURCE_DIR}/LICENSE
 
 #--- project specific subdirectories -------------------------------------------
 add_subdirectory(mail)
+add_subdirectory(modernsyntax)
+add_subdirectory(debugging)
 
 #--- create uninstall target ---------------------------------------------------
 include(cmake/ksetaUninstall.cmake)