diff --git a/flac-1.4.2.tar.xz b/flac-1.4.2.tar.xz
deleted file mode 100644
index f6d9f14..0000000
Binary files a/flac-1.4.2.tar.xz and /dev/null differ
diff --git a/flac-1.4.2-sw.patch b/flac-1.4.3-sw.patch
similarity index 53%
rename from flac-1.4.2-sw.patch
rename to flac-1.4.3-sw.patch
index 2d46be4..509020e 100755
--- a/flac-1.4.2-sw.patch
+++ b/flac-1.4.3-sw.patch
@@ -1,6 +1,6 @@
-diff -Nuar flac-1.4.2.org/m4/endian.m4 flac-1.4.2.sw/m4/endian.m4
---- flac-1.4.2.org/m4/endian.m4	2022-03-03 02:53:08.140000000 +0000
-+++ flac-1.4.2.sw/m4/endian.m4	2022-03-03 02:54:44.740000000 +0000
+diff -Nuar flac-1.4.3.org/m4/endian.m4 flac-1.4.3.sw/m4/endian.m4
+--- flac-1.4.3.org/m4/endian.m4	2022-03-03 02:53:08.140000000 +0000
++++ flac-1.4.3.sw/m4/endian.m4	2022-03-03 02:54:44.740000000 +0000
 @@ -115,7 +115,7 @@
  		# by looking at the target CPU type.
  		[
diff --git a/flac-1.4.3.tar.xz b/flac-1.4.3.tar.xz
new file mode 100644
index 0000000..8d12814
Binary files /dev/null and b/flac-1.4.3.tar.xz differ
diff --git a/flac.spec b/flac.spec
index a4c7413..0727716 100644
--- a/flac.spec
+++ b/flac.spec
@@ -1,5 +1,5 @@
 Name: flac
-Version: 1.4.2
+Version: 1.4.3
 Release: 1
 Summary: encoder/decoder which support the Free Lossless Audio Codec
 License: BSD and GPLv2+ and GFDL
@@ -7,7 +7,7 @@ Source0: http://downloads.xiph.org/releases/flac/flac-%{version}.tar.xz
 URL: http://www.xiph.org/flac/
 
 %ifarch sw_64
-Patch0001:      flac-1.4.2-sw.patch
+Patch0001:      flac-1.4.3-sw.patch
 %endif
 
 Provides: %{name}-libs
@@ -74,6 +74,9 @@ rm flac-doc/FLAC.tag %{buildroot}%{_libdir}/*.la
 %doc flac-doc-devel/*
 
 %changelog
+* Tue Feb 6 2024 chenhaixiang<chenhaixiang3@huawei.com> - 1.4.3-1
+- update to 1.4.3
+
 * Mon Jan 30 2023 chenhaixiang<chenhaixiang3@huawei.com> - 1.4.2-1
 - update to 1.4.2