diff --git a/include/onnxruntime/core/common/parse_string.h b/include/onnxruntime/core/common/parse_string.h
index 355767619a2a6..6345b2a55490d 100644
--- a/include/onnxruntime/core/common/parse_string.h
+++ b/include/onnxruntime/core/common/parse_string.h
@@ -16,8 +16,8 @@ namespace onnxruntime {
 namespace detail {
 
 // Whether we will use std::from_chars() to parse to `T`.
-#if defined(__ANDROID__)
-// Note: As of Android NDK r27c, std::from_chars() doesn't support floating point types.
+#if defined(_LIBCPP_VERSION)
+// Note: Currently (e.g., in LLVM 19), libc++'s std::from_chars() doesn't support floating point types yet.
 template <typename T>
 constexpr bool ParseWithFromChars = !std::is_same_v<bool, T> && std::is_integral_v<T>;
 #else