diff --git a/php-8.5.0.tar.xz b/php-8.5.1.tar.xz
similarity index 32%
rename from php-8.5.0.tar.xz
rename to php-8.5.1.tar.xz
index d00e5d85d7d8a49189f049bd874122eb8198a6be..1a3fa26ede144a80efe0a065b89c95695ab19358 100644
--- a/php-8.5.0.tar.xz
+++ b/php-8.5.1.tar.xz
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:39cb6e4acd679b574d3d3276f148213e935fc25f90403eb84fb1b836a806ef1e
-size 14314552
+oid sha256:3f5bf99ce81201f526d25e288eddb2cfa111d068950d1e9a869530054ff98815
+size 14326700
diff --git a/php-bug20528.patch b/php-bug20528.patch
deleted file mode 100644
index f8a790a48acd583e6b672d653e0072402cf45bd3..0000000000000000000000000000000000000000
--- a/php-bug20528.patch
+++ /dev/null
@@ -1,81 +0,0 @@
-From 9d71c1e0b60cd152a47528dbe514efc443fce920 Mon Sep 17 00:00:00 2001
-From: Remi Collet <remi@remirepo.net>
-Date: Thu, 20 Nov 2025 02:58:45 +0100
-Subject: [PATCH] Fix GH-20528: Regression breaks mysql connexion using an IPv6
- address enclosed in square brackets
-
----
- ext/mysqli/tests/mysqli_connect_port.phpt | 31 +++++++++++++++++++++++
- ext/mysqlnd/mysqlnd_connection.c          | 17 ++++++++++---
- 2 files changed, 45 insertions(+), 3 deletions(-)
- create mode 100644 ext/mysqli/tests/mysqli_connect_port.phpt
-
-diff --git a/ext/mysqli/tests/mysqli_connect_port.phpt b/ext/mysqli/tests/mysqli_connect_port.phpt
-new file mode 100644
-index 0000000000000..cb7fd1d8d1628
---- /dev/null
-+++ b/ext/mysqli/tests/mysqli_connect_port.phpt
-@@ -0,0 +1,31 @@
-+--TEST--
-+mysqli_connect() with port in host
-+--EXTENSIONS--
-+mysqli
-+--SKIPIF--
-+<?php
-+require_once 'skipifconnectfailure.inc';
-+?>
-+--FILE--
-+<?php
-+    require_once 'connect.inc';
-+
-+	// using port / host arguments
-+    if (!$link = mysqli_connect($host, $user, $passwd, $db, $port, $socket)) {
-+        printf("Cannot connect to the server using host=%s, user=%s, passwd=***, dbname=%s, port=%s, socket=%s\n",
-+            $host, $user, $db, $port, $socket);
-+	}
-+
-+    mysqli_close($link);
-+
-+	// using port in host
-+    if (!$link = mysqli_connect("$host:$port", $user, $passwd, $db, "1$port", $socket)) {
-+        printf("Cannot connect to the server using host=%s, user=%s, passwd=***, dbname=%s, port=%s, socket=%s\n",
-+            "$host:$port", $user, $db, "1$port", $socket);
-+	}
-+
-+    mysqli_close($link);
-+?>
-+Done
-+--EXPECTF--
-+Done
-diff --git a/ext/mysqlnd/mysqlnd_connection.c b/ext/mysqlnd/mysqlnd_connection.c
-index d8e7304e9665f..8268034e8b798 100644
---- a/ext/mysqlnd/mysqlnd_connection.c
-+++ b/ext/mysqlnd/mysqlnd_connection.c
-@@ -553,13 +553,24 @@ MYSQLND_METHOD(mysqlnd_conn_data, get_scheme)(MYSQLND_CONN_DATA * conn, MYSQLND_
- 			port = 3306;
- 		}
- 
--		/* ipv6 addresses are in the format [address]:port */
- 		if (hostname.s[0] != '[' && mysqlnd_fast_is_ipv6_address(hostname.s)) {
-+			/* IPv6 without square brackets so without port */
- 			transport.l = mnd_sprintf(&transport.s, 0, "tcp://[%s]:%u", hostname.s, port);
- 		} else {
--			/* Not ipv6, but could already contain a port number, in which case we should not add an extra port.
-+			char *p;
-+
-+			/* IPv6 addresses are in the format [address]:port */
-+			if (hostname.s[0] == '[') { /* IPv6 */
-+				p = strchr(hostname.s, ']');
-+				if (p && p[1] != ':') {
-+					p = NULL;
-+				}
-+			} else { /* IPv4 or name */
-+				p = strchr(hostname.s, ':');
-+			}
-+			/* Could already contain a port number, in which case we should not add an extra port.
- 			 * See GH-8978. In a port doubling scenario, the first port would be used so we do the same to keep BC. */
--			if (strchr(hostname.s, ':')) {
-+			if (p) {
- 				/* TODO: Ideally we should be able to get rid of this workaround in the future. */
- 				transport.l = mnd_sprintf(&transport.s, 0, "tcp://%s", hostname.s);
- 			} else {
diff --git a/php.spec b/php.spec
index 8f3a3e55d80d4f916eb37b899d8fe8aab7124ef9..952b8a76909e8b51aebbfbcaef93a2931882992d 100644
--- a/php.spec
+++ b/php.spec
@@ -61,12 +61,12 @@
 %bcond_without         libgd
 %bcond_with            zip
 
-%global upver          8.5.0
+%global upver          8.5.1
 
 Summary: PHP scripting language for creating dynamic web sites
 Name: php
 Version: %{upver}
-Release: 3
+Release: 1
 # All files licensed under PHP version 3.01, except
 # Zend is licensed under Zend
 # TSRM is licensed under BSD
@@ -128,7 +128,6 @@ Patch47: php-8.4.0-phpinfo.patch
 # RC Patch
 
 # Upstream fixes (100+)
-Patch100: php-bug20528.patch
 
 # Security fixes (200+)
 
@@ -1614,6 +1613,9 @@ systemctl try-restart php-fpm.service >/dev/null 2>&1 || :
 %{_fileattrsdir}/composer.attr
 
 %changelog
+* Wed Dec 17 2025 Funda Wang <fundawang@yeah.net> - 8.5.1-1
+- update to 8.5.1
+
 * Sun Nov 30 2025 Funda Wang <fundawang@yeah.net> - 8.5.0-3
 - add phpapi.attr for generating php(api) dependency automatically