diff --git a/buildconfig/CMake/GNUSetup.cmake b/buildconfig/CMake/GNUSetup.cmake
index a255334a9c7e52c594ed0ea70871c8cf122d8f7e..a1d3722f87e5f06bfea9f3e1bca1e8ba9ff220fd 100644
--- a/buildconfig/CMake/GNUSetup.cmake
+++ b/buildconfig/CMake/GNUSetup.cmake
@@ -82,7 +82,7 @@ set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${GNUFLAGS} -Woverloaded-virtual -fno-o
 
 if(${CMAKE_VERSION} VERSION_GREATER 3.1.0 OR ${CMAKE_VERSION} VERSION_EQUAL 3.1.0)
   set(CMAKE_CXX_STANDARD 14)
-  set(CXX_STANDARD_REQUIRED 11)
+  set(CMAKE_CXX_STANDARD_REQUIRED 11)
 else()
   include(CheckCXXCompilerFlag)
   CHECK_CXX_COMPILER_FLAG("-std=c++14" COMPILER_SUPPORTS_CXX14)