diff --git a/libidn-1.42.tar.gz b/libidn-1.43.tar.gz
similarity index 35%
rename from libidn-1.42.tar.gz
rename to libidn-1.43.tar.gz
index f77a45d1a3147a4378d2bd09121dca229d9669b1..19c7219e0f8cae39c243bac0b47bafb599c5cf45 100644
Binary files a/libidn-1.42.tar.gz and b/libidn-1.43.tar.gz differ
diff --git a/libidn-emacsopt.patch b/libidn-emacsopt.patch
index 5c50a800c201f3ab6f9cf00f9371bcde4abe239b..8bced436d49537537ca3937bbb10f19f3879f0ad 100644
--- a/libidn-emacsopt.patch
+++ b/libidn-emacsopt.patch
@@ -16,18 +16,18 @@ Signed-off-by: Petr Písař <ppisar@redhat.com>
  2 files changed, 10 insertions(+), 1 deletion(-)
 
 diff --git a/configure.ac b/configure.ac
-index 649ddcd..a6dc9ff 100644
+index 95f8461..7a3842d 100644
 --- a/configure.ac
 +++ b/configure.ac
-@@ -51,7 +51,6 @@ LT_INIT([win32-dll])
- AM_MISSING_PROG(PERL, perl, $missing_dir)
- AM_MISSING_PROG(HELP2MAN, help2man, $missing_dir)
+@@ -53,7 +53,6 @@ AM_MISSING_PROG(HELP2MAN, help2man, $missing_dir)
+ AM_MISSING_PROG([DOT], [dot])
+ AM_MISSING_PROG([GS], [gs])
  AM_ICONV
 -AM_PATH_LISPDIR
  
  AM_GNU_GETTEXT([external])
  AM_GNU_GETTEXT_VERSION([0.19.8])
-@@ -100,6 +99,14 @@ AM_CONDITIONAL(JAVA, test "$enable_java" != "no")
+@@ -102,6 +101,14 @@ AM_CONDITIONAL(JAVA, test "$enable_java" != "no")
  AC_MSG_CHECKING([if implementation in Java should be built])
  AC_MSG_RESULT($enable_java)
  
@@ -43,7 +43,7 @@ index 649ddcd..a6dc9ff 100644
  if test -n "$HAVE_CSHARPCOMP"; then
    gt_CSHARPEXEC
 diff --git a/src/Makefile.am b/src/Makefile.am
-index 6832c20..ec99560 100644
+index 5cb632d..3f14d0b 100644
 --- a/src/Makefile.am
 +++ b/src/Makefile.am
 @@ -20,7 +20,9 @@ AM_CFLAGS = $(WERROR_CFLAGS) $(WARN_CFLAGS)
diff --git a/libidn.spec b/libidn.spec
index a0bdba3f21f2c67ffcdd0c15189b67c3207eee11..8fdab5006c47bcf2470064f34ab2d3a5f02fb9a7 100644
--- a/libidn.spec
+++ b/libidn.spec
@@ -3,18 +3,22 @@
 %bcond_with java
 
 Name:     libidn
-Version:  1.42
+Version:  1.43
 Release:  1
 Summary:  GNU IDN Library - Libidn
-License:  LGPLv2+ and GPLv3+ and GFDL-1.3-or-later
-URL:	  http://www.gnu.org/software/libidn/
-Source0:  http://ftp.gnu.org/gnu/libidn/libidn-%{version}.tar.gz
+License:  (LGPL-3.0-or-later OR GPL-2.0-or-later) AND GPL-3.0-or-later AND GFDL-1.3-or-later
+URL:	  https://www.gnu.org/software/libidn/
+Source0:  https://ftp.gnu.org/gnu/libidn/libidn-%{version}.tar.gz
 
 # Allow disabling Emacs support
 Patch0:   libidn-emacsopt.patch
 
-BuildRequires: autoconf autoconf-archive automake libtool texinfo
-BuildRequires: gcc gettext gettext-devel pkgconfig help2man
+BuildRequires: autoconf autoconf-archive automake libtool
+BuildRequires: /usr/bin/perl
+BuildRequires: /usr/bin/help2man
+BuildRequires: /usr/bin/dot
+BuildRequires: /usr/bin/gs
+BuildRequires: gcc gettext gettext-devel
 BuildRequires: gtk-doc
 %if %{with libidn_enables_emacs}
 BuildRequires: emacs
@@ -34,7 +38,6 @@ Libidn's purpose is to encode and decode internationalized domain names.
 %package  devel
 Summary:  Development files for the libidn library
 Requires: %{name} = %{version}-%{release}
-Requires: pkgconfig
 
 %description devel
 This package includes header files and libraries necessary for
@@ -94,10 +97,9 @@ export LD_LIBRARY_PATH=$(pwd)/lib/.libs
 
 %install
 %make_install
-
+%delete_la
 rm -rf %{buildroot}%{_datadir}/info/dir
-rm -rf %{buildroot}%{_libdir}/*.la \
-       %{buildroot}%{_datadir}/info/*.png
+rm -rf %{buildroot}%{_datadir}/info/*.png
 
 %if %{with libidn_enables_emacs}
 %{_emacs_bytecompile} $RPM_BUILD_ROOT%{_emacs_sitelispdir}/%{name}/*.el
@@ -114,8 +116,6 @@ rm -rf $RPM_BUILD_ROOT%{_javadir}/libidn*.jar
 
 %find_lang %{name}
 
-%ldconfig_scriptlets
-
 %files -f %{name}.lang
 %license COPYING*
 %doc AUTHORS NEWS FAQ THANKS README
@@ -140,11 +140,13 @@ rm -rf $RPM_BUILD_ROOT%{_javadir}/libidn*.jar
 %endif
 
 %files help
-%{_mandir}/man1/idn.1*
-%{_mandir}/man3/*
-%{_infodir}/%{name}.info.gz
+%{_mandir}/man?/*
+%{_infodir}/%{name}.info*
 
 %changelog
+* Sat Mar 22 2025 Funda Wang <fundawang@yeah.net> - 1.43-1
+- update to 1.43
+
 * Mon Jul 29 2024 dillon chen <dillon.chen@gmail.com> - 1.42-1
 - update version to 1.42
 
diff --git a/libidn.yaml b/libidn.yaml
index 87457ccfc0e276563868a69c790d81e2b95f6cfd..c09bca4a1f28c25336049acbd63dfb1f00a269b1 100644
--- a/libidn.yaml
+++ b/libidn.yaml
@@ -1,4 +1,4 @@
 version_control: git
 src_repo: https://git.savannah.gnu.org/git/libidn.git
-tag_prefix: ^libidn-
-seperator: "-"
+tag_prefix: ^v
+separator: .