diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0b8d4676957fbd8b7ea5f5237f95a9ce2bddf5a1..855e093e28680441b2bb8d4d2c9600a8272f0045 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -43,7 +43,7 @@ if( "${CMAKE_CXX_COMPILER_ID}" STREQUAL "Intel" )
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -xHost" )
 elseif( "${CMAKE_CXX_COMPILER_ID}" STREQUAL "MSVC" ) 
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W0 /bigobj")
-    add_compile_options("-D_ITERATOR_DEBUG_LEVEL=0")
+    add_compile_options("-D_SCL_SECURE_NO_WARNINGS")
 else()
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
 endif()