diff --git a/CMakeLists.txt b/CMakeLists.txt
index aff768b2b9f..fbb4f0a3c5d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -565,7 +565,7 @@ elseif ("${CMAKE_CXX_COMPILER_ID}" MATCHES "MSVC")
   endif()
   # MSVC does not have strict aliasing so there is no need to support it.
   # Similar to GCC/Clang above, disable strict signed integer overflow.
-  append(" /d2UndefIntOverflow-" CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
+  # append(" /d2UndefIntOverflow-" CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
 
   # string(APPEND CMAKE_C_FLAGS " -d2UndefIntOverflow-")
   # string(APPEND CMAKE_CXX_FLAGS " -d2UndefIntOverflow-")