diff --git a/include/simdjson/simdjson.h b/include/simdjson/simdjson.h
index 9a16692d..4190aeaf 100644
--- a/include/simdjson/simdjson.h
+++ b/include/simdjson/simdjson.h
@@ -12,7 +12,7 @@ enum class instruction_set {
 // the 'native' enum class value should point at a good default on the current machine
 #ifdef __AVX2__
   native = avx2
-#elif defined(__ARM_NEON)
+#elif defined(__ARM_NEON)  || (defined(_MSC_VER) && defined(_M_ARM64))
   native = neon
 #else
   // Let us assume that we have an old x64 processor, but one that has SSE (i.e., something
diff --git a/src/jsonparser.cpp b/src/jsonparser.cpp
index 7f82471a..be17b069 100644
--- a/src/jsonparser.cpp
+++ b/src/jsonparser.cpp
@@ -14,10 +14,10 @@ int json_parse_dispatch(const uint8_t *buf, size_t len, ParsedJson &pj, bool rea
 #ifdef __AVX2__
   json_parse_functype* avx_implementation = &json_parse_implementation<instruction_set::avx2>;
 #endif
-#ifdef __SSE4_2__
+#if defined(__SSE4_2__) || (defined(_MSC_VER) && defined(_M_AMD64))
   json_parse_functype* sse4_2_implementation = &json_parse_implementation<instruction_set::sse4_2>;
 #endif
-#ifdef __ARM_NEON
+#if  defined(__ARM_NEON) || (defined(_MSC_VER) && defined(_M_ARM64))
   json_parse_functype* neon_implementation = &json_parse_implementation<instruction_set::neon>;
 #endif
 
@@ -25,9 +25,9 @@ int json_parse_dispatch(const uint8_t *buf, size_t len, ParsedJson &pj, bool rea
   // Should be done at runtime. Does not make any sense on preprocessor.
 #ifdef __AVX2__
   instruction_set best_implementation = instruction_set::avx2;
-#elif defined (__SSE4_2__)
+#elif defined (__SSE4_2__) || (defined(_MSC_VER) && defined(_M_AMD64))
   instruction_set best_implementation = instruction_set::sse4_2;
-#elif defined (__ARM_NEON)
+#elif defined (__ARM_NEON) || (defined(_MSC_VER) && defined(_M_ARM64))
   instruction_set best_implementation = instruction_set::neon;
 #else
   instruction_set best_implementation = instruction_set::none;
@@ -45,7 +45,7 @@ int json_parse_dispatch(const uint8_t *buf, size_t len, ParsedJson &pj, bool rea
     json_parse_ptr = sse4_2_implementation;
     break;
 #endif
-#ifdef __ARM_NEON
+#if defined(__ARM_NEON) || (defined(_MSC_VER) && defined(_M_ARM64))
   case instruction_set::neon :
     json_parse_ptr = neon_implementation;
     break;