diff --git a/linuxptp-4.2.tgz b/linuxptp-4.2.tgz
deleted file mode 100644
index e9817c9fd13d3c9cfb554f389cec7185797bcc92..0000000000000000000000000000000000000000
Binary files a/linuxptp-4.2.tgz and /dev/null differ
diff --git a/linuxptp-4.4.tgz b/linuxptp-4.4.tgz
new file mode 100644
index 0000000000000000000000000000000000000000..d3e0cb4e8d4a1ffa1f9ddab90d25b8f083c00e79
Binary files /dev/null and b/linuxptp-4.4.tgz differ
diff --git a/linuxptp.spec b/linuxptp.spec
index 1bedd2ddd8992b6d2441aca949ab5f494f328605..eaa9b9d12009e838ac1294c3832b34bc7c4d895b 100644
--- a/linuxptp.spec
+++ b/linuxptp.spec
@@ -1,11 +1,11 @@
 Name:		linuxptp
-Version:	4.2
-Release:        2
+Version:	4.4
+Release:	1
 Summary:	Linuxptp is an implementation of the Precision Time Protocol (PTP)
 Group:		System Environment/Base
-License:	GPLv2+
-URL:		http://linuxptp.sourceforge.net/
-Source0:	https://downloads.sourceforge.net/%{name}/%{name}-%{version}.tgz
+License:	GPL-2.0-or-later
+URL:		https://www.linuxptp.org/
+Source0:	https://downloads.nwtime.org/linuxptp/linuxptp-%{version}.tgz
 Source1:	phc2sys.service
 Source2:	ptp4l.service
 
@@ -85,6 +85,9 @@ echo 'OPTIONS="-a -r"' > %{buildroot}%{_sysconfdir}/sysconfig/phc2sys
 %{_mandir}/man8/*.8*
 
 %changelog
+* Wed Sep 10 2025 wangkai <13474090681@163.com> - 4.4-1
+- Update to 4.4
+
 * Thu Jan 09 2025 Suyun <ziyu.oerv@isrc.iscas.ac.cn> - 4.2-2
 - Support for building with Clang