--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -12,15 +12,16 @@ set(CMAKE_INCLUDE_CURRENT_DIR ON)
 include_directories(${Qt5Core_INCLUDES})
 include_directories(${Qt5Gui_INCLUDES})
 
-set(CMAKE_CXX_FLAGS "${Qt5Gui_EXECUTABLE_COMPILE_FLAGS}")
+set(CMAKE_CXX_FLAGS "${Qt5Gui_EXECUTABLE_COMPILE_FLAGS} ${CMAKE_CXX_FLAGS}")
 
 include(CheckCXXCompilerFlag)
+
 CHECK_CXX_COMPILER_FLAG("-std=c++11" COMPILER_SUPPORTS_CXX11)
 CHECK_CXX_COMPILER_FLAG("-std=c++0x" COMPILER_SUPPORTS_CXX0X)
+set(CMAKE_CXX_STANDARD_REQUIRED on)
+
 if(COMPILER_SUPPORTS_CXX11)
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
-elseif(COMPILER_SUPPORTS_CXX0X)
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")
+	set(CMAKE_CXX_STANDARD 11)
 else()
     message(STATUS "The compiler ${CMAKE_CXX_COMPILER} has no C++11 support. Please use a different C++ compiler.")
 endif()