diff --git a/Hamlib-4.5.5.tar.gz b/Hamlib-4.5.5.tar.gz
deleted file mode 100644
index 2ecf8d9..0000000
--- a/Hamlib-4.5.5.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:e0314e24304c26d262ef751411fc27a93705721f3a1d5461635d7f7ccaee96e9
-size 2129028
diff --git a/hamlib-4.5.5.tar.gz b/hamlib-4.5.5.tar.gz
new file mode 100644
index 0000000..5139e4a
--- /dev/null
+++ b/hamlib-4.5.5.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:601c89f32ed225e9527ade3d64d0d05d23202c05ae21ffa77e59d70ee4597fcd
+size 2603846
diff --git a/hamlib-4.5.5.tar.gz.asc b/hamlib-4.5.5.tar.gz.asc
new file mode 100644
index 0000000..c283aa5
--- /dev/null
+++ b/hamlib-4.5.5.tar.gz.asc
@@ -0,0 +1,6 @@
+-----BEGIN PGP SIGNATURE-----
+
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+=+Ccg
+-----END PGP SIGNATURE-----
diff --git a/hamlib.changes b/hamlib.changes
index 05b0a75..2a28f99 100644
--- a/hamlib.changes
+++ b/hamlib.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Mon May 22 18:36:53 UTC 2023 - Andreas Stieger <Andreas.Stieger@gmx.de>
+
+- switch to upstream bootstrapped tarball
+- add upstream signing key and verify source signature
+- drop obsolete texinfo macros
+
 -------------------------------------------------------------------
 Sun Apr  9 08:07:38 UTC 2023 - Wojciech Kazubski <wk@ire.pw.edu.pl>
 
diff --git a/hamlib.keyring b/hamlib.keyring
new file mode 100644
index 0000000..f203168
--- /dev/null
+++ b/hamlib.keyring
@@ -0,0 +1,28 @@
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+Version: SKS 1.1.6+
+Comment: Hostname: carles.tubio.sks-database_1
+
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+=xD9C
+-----END PGP PUBLIC KEY BLOCK-----
diff --git a/hamlib.spec b/hamlib.spec
index 20c14ae..7eec7b7 100644
--- a/hamlib.spec
+++ b/hamlib.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package hamlib
 #
-# Copyright (c) 2022 SUSE LLC
+# Copyright (c) 2023 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -24,13 +24,14 @@ Summary:        Run-time library to control radio transcievers and receivers
 License:        LGPL-2.1-only
 Group:          Productivity/Hamradio/Other
 URL:            https://hamlib.github.io/
-Source:         https://github.com/Hamlib/Hamlib/archive/refs/tags/%{version}.tar.gz#/Hamlib-%{version}.tar.gz
-# PATCH-FIX-OPENSUSE hamlib-3.0-perl_install.patch -- patch from Fedora
+Source:         https://github.com/Hamlib/Hamlib/releases/download/%{version}/%{name}-%{version}.tar.gz
+Source2:        https://github.com/Hamlib/Hamlib/releases/download/%{version}/%{name}-%{version}.tar.gz.asc
+# taken from debian
+Source3:        %{name}.keyring
 Patch0:         hamlib-3.0-perl_install.patch
 BuildRequires:  fdupes
 BuildRequires:  gcc-c++
 BuildRequires:  libtool
-BuildRequires:  makeinfo
 BuildRequires:  perl
 BuildRequires:  pkgconfig
 BuildRequires:  python-rpm-macros
@@ -42,8 +43,6 @@ BuildRequires:  pkgconfig(libxml-2.0)
 BuildRequires:  pkgconfig(lua)
 BuildRequires:  pkgconfig(python3)
 BuildRequires:  pkgconfig(tcl)
-Requires(post): %{install_info_prereq}
-Requires(preun): %{install_info_prereq}
 
 %description
 The Ham Radio Control Libraries (Hamlib) provide a programming
@@ -113,7 +112,7 @@ Hamlib provide a programming interface for controlling radios and
 other shack hardware.
 
 %prep
-%autosetup -p1 -n Hamlib-%{version}
+%autosetup -p1
 
 %build
 autoreconf -fiv
@@ -139,12 +138,6 @@ mv %{buildroot}/%{_datadir}/doc/%{name} %{buildroot}%{_docdir}
 %check
 %make_build check
 
-%post
-%install_info --info-dir=%{_infodir} %{_infodir}/%{name}.info%{ext_info}
-
-%preun
-%install_info_delete --info-dir=%{_infodir} %{_infodir}/%{name}.info%{ext_info}
-
 %post -n libhamlib++%{sover} -p /sbin/ldconfig
 %post -n libhamlib%{sover} -p /sbin/ldconfig
 %postun -n libhamlib++%{sover} -p /sbin/ldconfig