diff --git a/_service b/_service
deleted file mode 100644
index 1618ebe..0000000
--- a/_service
+++ /dev/null
@@ -1,18 +0,0 @@
-<services>
-  <service name="tar_scm" mode="manual">
-    <param name="url">https://github.com/swig/swig.git</param>
-    <param name="scm">git</param>
-    <param name="exclude">.git</param>
-    <param name="versionformat">@PARENT_TAG@</param>
-    <param name="versionrewrite-pattern">v(.*)</param>
-    <param name="revision">v4.2.0</param>
-    <param name="changesgenerate">enable</param>
-  </service>
-  <service name="recompress" mode="manual">
-    <param name="file">swig-*.tar</param>
-    <param name="compression">gz</param>
-  </service>
-  <service name="set_version" mode="manual">
-    <param name="basename">swig</param>
-  </service>
-</services>
diff --git a/_servicedata b/_servicedata
deleted file mode 100644
index 6094568..0000000
--- a/_servicedata
+++ /dev/null
@@ -1,4 +0,0 @@
-<servicedata>
-<service name="tar_scm">
-                <param name="url">https://github.com/swig/swig.git</param>
-              <param name="changesrevision">d65157602d53d08c2fad5c362f66c8c0cae7a4f4</param></service></servicedata>
\ No newline at end of file
diff --git a/swig-4.2.0.tar.gz b/swig-4.2.0.tar.gz
deleted file mode 100644
index 19790d2..0000000
--- a/swig-4.2.0.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:93e8242d0dcb5216f9ddd314d668db8f22ff2a40575b1ee69ea2627113e839cc
-size 3927127
diff --git a/swig-4.2.1.tar.gz b/swig-4.2.1.tar.gz
new file mode 100644
index 0000000..75c796c
--- /dev/null
+++ b/swig-4.2.1.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:fa045354e2d048b2cddc69579e4256245d4676894858fcf0bab2290ecf59b7d8
+size 8364050
diff --git a/swig.changes b/swig.changes
index 4b14bbd..cc75374 100644
--- a/swig.changes
+++ b/swig.changes
@@ -1,3 +1,15 @@
+-------------------------------------------------------------------
+Sun Feb 25 09:25:59 UTC 2024 - Andreas Stieger <andreas.stieger@gmx.de>
+
+- update to 4.2.1:
+  * Tcl 9.0 support
+  * Octave 9.0 support
+  * Improvements wrapping friend functions
+  * Variadic templated functions within a template support
+  * Type deduction enhancements
+  * Stability and regression fixes
+- package examples as noarch
+
 -------------------------------------------------------------------
 Thu Jan 25 11:22:31 UTC 2024 - ecsos <ecsos@opensuse.org>
 
diff --git a/swig.spec b/swig.spec
index 4ceab3b..6ef0ccf 100644
--- a/swig.spec
+++ b/swig.spec
@@ -30,30 +30,25 @@ BuildRequires:  ruby
 BuildRequires:  ruby-devel
 %endif
 Name:           swig
-Version:        4.2.0
+Version:        4.2.1
 Release:        0
 Summary:        Simplified Wrapper and Interface Generator
 License:        BSD-3-Clause AND GPL-3.0-or-later
 Group:          Development/Languages/C and C++
-URL:            http://www.swig.org/
-Source:         https://github.com/swig/swig/archive/v%{version}/%{name}-%{version}.tar.gz
+URL:            https://www.swig.org/
+Source:         https://sourceforge.net/projects/swig/files/swig/swig-%{version}/%{name}-%{version}.tar.gz
 Source1:        %{name}.rpmlintrc
-
-BuildRequires:  autoconf
-BuildRequires:  automake
-BuildRequires:  bison >= 3.5
 BuildRequires:  fdupes
-%if 0%{?suse_version} <= 1600
-BuildRequires: gcc12
-BuildRequires: gcc12-c++
-%else
-BuildRequires: gcc
-BuildRequires: gcc-c++
-%endif
-BuildRequires:  libtool
 BuildRequires:  pcre2-devel
 BuildRequires:  perl
 BuildRequires:  pkgconfig
+%if 0%{?suse_version} <= 1600
+BuildRequires:  gcc12
+BuildRequires:  gcc12-c++
+%else
+BuildRequires:  gcc
+BuildRequires:  gcc-c++
+%endif
 %if 0%{?centos_version} >= 800
 BuildRequires:  boost-devel
 BuildRequires:  python3-devel
@@ -109,6 +104,7 @@ Summary:        SWIG example files
 License:        BSD-3-Clause
 Group:          Documentation/Howto
 Requires:       swig
+BuildArch:      noarch
 
 %description examples
 SWIG is a compiler that attempts to make it easy to integrate C, C++,
@@ -124,7 +120,7 @@ This package contains SWIG examples, useful both for testing and
 understandig SWIG usage.
 
 %prep
-%setup -q -n %{name}-%{version}
+%autosetup -p1
 
 %build
 %if 0%{?suse_version} <= 1600
@@ -134,25 +130,24 @@ export CXX=g++-12
 %ifarch s390 s390x
 export CCSHARED="-fPIC"
 %endif
-./autogen.sh
 %configure \
 %if %{without swig_ocaml}
 	--without-ocaml \
 %endif
 	--disable-ccache
-make %{?_smp_mflags}
+%make_build
 
 %check
 %if 0%{?suse_version} >= 1500 || 0%{?centos_version} >= 800
 export PY3=true
 %endif
-make %{?_smp_mflags} check EXTRA_CXXFLAGS="-fexcess-precision=fast"
+%make_build check EXTRA_CXXFLAGS="-fexcess-precision=fast"
 
 %install
 %make_install
 
 install -d %{buildroot}%{docpath}
-cp -a TODO ANNOUNCE CHANGES* LICENSE README Doc/{Devel,Manual} \
+cp -a TODO ANNOUNCE CHANGES* README Doc/{Devel,Manual} \
 	%{buildroot}%{docpath}
 install -d %{buildroot}%{_datadir}/swig
 cp -a Examples %{buildroot}%{_datadir}/swig/examples
@@ -172,7 +167,7 @@ ln -s %{_datadir}/swig/examples %{buildroot}%{docpath}/Examples
 %fdupes %{buildroot}
 
 %files
-%defattr(644,root,root,755)
+%license LICENSE
 %dir %{docpath}
 %{docpath}/[A-Z][A-Z]*
 %{_datadir}/swig
@@ -180,10 +175,12 @@ ln -s %{_datadir}/swig/examples %{buildroot}%{docpath}/Examples
 %attr(755,root,root) %{_bindir}/swig
 
 %files doc
+%license LICENSE
 %{docpath}/Devel
 %{docpath}/Manual
 
 %files examples
+%license LICENSE
 %{docpath}/Examples
 %{_datadir}/swig/examples