diff --git a/include/__algorithm/simd_utils.h b/include/__algorithm/simd_utils.h
index c2fc02e..3548c00 100644
--- a/include/__algorithm/simd_utils.h
+++ b/include/__algorithm/simd_utils.h
@@ -27,7 +27,7 @@ _LIBCPP_PUSH_MACROS
 #include <__undef_macros>
 
 // TODO: Find out how altivec changes things and allow vectorizations there too.
-#if _LIBCPP_STD_VER >= 14 && defined(_LIBCPP_CLANG_VER) && _LIBCPP_CLANG_VER >= 1700 && !defined(__ALTIVEC__) && !defined(__CUDACC__)
+#if _LIBCPP_STD_VER >= 14 && defined(_LIBCPP_CLANG_VER) && _LIBCPP_CLANG_VER >= 1700 && !defined(__ALTIVEC__) && !defined(__CUDACC__) && !(defined(_MSC_VER) && _LIBCPP_CLANG_VER <= 1801)
 #  define _LIBCPP_HAS_ALGORITHM_VECTOR_UTILS 1
 #else
 #  define _LIBCPP_HAS_ALGORITHM_VECTOR_UTILS 0