diff --git a/CMakeLists.txt b/CMakeLists.txt
index 34516678..36548140 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -10,6 +10,7 @@ if(MSVC)
     set(CMAKE_CXX_FLAGS
         "/EHsc"
     )
+    add_definitions(-D_SCL_SECURE_NO_WARNINGS)
 else(MSVC)
     set(CMAKE_CXX_FLAGS
         "-std=c++11 -stdlib=libc++"