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--- a/cpp/src/arrow/util/optional.h
+++ b/cpp/src/arrow/util/optional.h
@@ -17,19 +17,17 @@
#pragma once
-#define optional_CONFIG_SELECT_OPTIONAL optional_OPTIONAL_NONSTD
-
-#include "arrow/vendored/optional.hpp" // IWYU pragma: export
+#include <optional>
namespace arrow {
namespace util {
template <typename T>
-using optional = nonstd::optional<T>;
+using optional = std::optional<T>;
-using nonstd::bad_optional_access;
-using nonstd::make_optional;
-using nonstd::nullopt;
+using std::bad_optional_access;
+using std::make_optional;
+using std::nullopt;
} // namespace util
} // namespace arrow
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