diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4fd6a9ce78f9497d3ac98678183224a22208f74c..b8fa448312e146b9956a5c0396e0802f8c99dbf6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -30,7 +30,7 @@ include(CheckCXXCompilerFlag)
 CHECK_CXX_COMPILER_FLAG("-std=c++14" COMPILER_SUPPORTS_CXX14)
 if(COMPILER_SUPPORTS_CXX14)
 		message(STATUS "The compiler ${CMAKE_CXX_COMPILER} has C++14 support.")
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14")
+    set(CMAKE_CXX_STANDARD 14)
 else()
   message(STATUS "The compiler ${CMAKE_CXX_COMPILER} has no C++14 support. Please use a different C++ compiler.")
 endif()