From 7f6bfbf6202b599f154b165ccd425c06fde8ca46 Mon Sep 17 00:00:00 2001
From: Matthew Benedict <46784000+UInt2048@users.noreply.github.com>
Date: Mon, 6 Oct 2025 21:35:49 +0000
Subject: [PATCH] Julian year 4713 BC is -4712, because year 0 = 1 BC

---
 Sources/FoundationEssentials/Date.swift | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Sources/FoundationEssentials/Date.swift b/Sources/FoundationEssentials/Date.swift
index 4db2a7367..df240ed2f 100644
--- a/Sources/FoundationEssentials/Date.swift
+++ b/Sources/FoundationEssentials/Date.swift
@@ -389,7 +389,7 @@ extension Date : _CustomPlaygroundQuickLookable {
 #endif // FOUNDATION_FRAMEWORK
 
 extension Date {
-    // Julian day 0 (-4713-01-01 12:00:00 +0000) in CFAbsoluteTime to 506713-02-07 00:00:00 +0000, smaller than the max time ICU supported.
+    // Julian day 0 (-4712-01-01 12:00:00 +0000) in CFAbsoluteTime to 506713-02-07 00:00:00 +0000, smaller than the max time ICU supported.
     package static let validCalendarRange = Date(timeIntervalSinceReferenceDate: TimeInterval(-211845067200.0))...Date(timeIntervalSinceReferenceDate: TimeInterval(15927175497600.0))
 
     // aka __CFCalendarValidateAndCapTimeRange