diff --git a/config.h b/config.h
index 6d1a0ed5..c3d5b7f7 100644
--- a/config.h
+++ b/config.h
@@ -547,7 +547,7 @@ NAMESPACE_END
 // Microsoft plans to support ARM-64, but its not clear how to detect it.
 // TODO: Add MSC_VER and ARM-64 platform define when available
 #if !defined(CRYPTOPP_ARM_CRC32_AVAILABLE) && !defined(CRYPTOPP_DISABLE_ASM)
-# if defined(__ARM_FEATURE_CRC32) || (CRYPTOPP_MSC_VERSION >= 2000) || \
+# if defined(__ARM_FEATURE_CRC32) || (CRYPTOPP_MSC_VERSION >= 1910) || \
 	defined(__aarch32__) || defined(__aarch64__)
 #  define CRYPTOPP_ARM_CRC32_AVAILABLE 1
 # endif
@@ -558,7 +558,7 @@ NAMESPACE_END
 // Microsoft plans to support ARM-64, but its not clear how to detect it.
 // TODO: Add MSC_VER and ARM-64 platform define when available
 #if !defined(CRYPTOPP_ARM_PMULL_AVAILABLE) && !defined(CRYPTOPP_DISABLE_ASM) && !defined(__apple_build_version__)
-# if defined(__ARM_FEATURE_CRYPTO) || (CRYPTOPP_MSC_VERSION >= 2000) || \
+# if defined(__ARM_FEATURE_CRYPTO) || (CRYPTOPP_MSC_VERSION >= 1910) || \
 	defined(__aarch32__) || defined(__aarch64__)
 #  define CRYPTOPP_ARM_PMULL_AVAILABLE 1
 # endif
@@ -569,7 +569,7 @@ NAMESPACE_END
 // Microsoft plans to support ARM-64, but its not clear how to detect it.
 // TODO: Add MSC_VER and ARM-64 platform define when available
 #if !defined(CRYPTOPP_ARM_CRYPTO_AVAILABLE) && !defined(CRYPTOPP_DISABLE_ASM)
-# if defined(__ARM_FEATURE_CRYPTO) || (CRYPTOPP_MSC_VERSION >= 2000) || \
+# if defined(__ARM_FEATURE_CRYPTO) || (CRYPTOPP_MSC_VERSION >= 1910) || \
 	defined(__aarch32__) || defined(__aarch64__)
 #  define CRYPTOPP_ARM_AES_AVAILABLE 1
 #  define CRYPTOPP_ARM_PMULL_AVAILABLE 1