diff --git a/CHANGELOG.md b/CHANGELOG.md
index 94d166f2b..2f2e0136c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## [Unreleased]
 
+### CHG
+
+- Update internal PHP EOL info to align with 2024 updates laid out in https://wiki.php.net/rfc/release_cycle_update [David Zuelke]
 
 ## [v258] - 2024-10-31
 
diff --git a/bin/util/eol.php b/bin/util/eol.php
index 5ce607bbe..7567e6e9c 100644
--- a/bin/util/eol.php
+++ b/bin/util/eol.php
@@ -2,6 +2,7 @@
 
 $eol = array(
 	// security fixes EOL and full EOL dates
+	// https://www.php.net/supported-versions.php
 	"5.5" => array("2015-07-21", "2016-07-21"),
 	"5.6" => array("2017-01-19", "2018-12-31"),
 	"7.0" => array("2017-12-03", "2018-12-03"),
@@ -10,9 +11,9 @@
 	"7.3" => array("2020-12-06", "2021-12-06"),
 	"7.4" => array("2021-11-28", "2022-11-28"),
 	"8.0" => array("2022-11-26", "2023-11-26"),
-	"8.1" => array("2023-11-25", "2024-11-25"),
-	"8.2" => array("2024-12-08", "2025-12-08"),
-	"8.3" => array("2025-11-23", "2026-11-23"),
+	"8.1" => array("2023-11-25", "2025-12-31"),
+	"8.2" => array("2024-12-31", "2026-12-31"),
+	"8.3" => array("2025-12-31", "2027-12-31"),
 );
 
 if(basename(__FILE__) != basename($_SERVER["PHP_SELF"])) return $eol; // we're being included, just return the data