diff --git a/.gitignore b/.gitignore
index 7dc7872..17ca1e1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -23,7 +23,3 @@ clog
 /php-sabre-vobject4-4.5.1-1f83674.tgz
 /php-sabre-vobject4-4.5.3-fe6d918.tgz
 /php-sabre-vobject4-4.5.4-a6d53a3.tgz
-/php-sabre-vobject4-4.5.5-7148cf5.tgz
-/php-sabre-vobject4-4.5.6-900266b.tgz
-/php-sabre-vobject4-4.5.7-ff22611.tgz
-/php-sabre-vobject4-4.5.8-d554eb2.tgz
diff --git a/php-sabre-vobject4.spec b/php-sabre-vobject4.spec
index 70d73ee..2688116 100644
--- a/php-sabre-vobject4.spec
+++ b/php-sabre-vobject4.spec
@@ -1,24 +1,31 @@
 # remirepo/fedora spec file for php-sabre-vobject4
 #
-# SPDX-FileCopyrightText:  Copyright 2013-2026 Remi Collet
-# SPDX-License-Identifier: CECILL-2.1
-# http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+# Copyright (c) 2013-2023 Remi Collet
+# License: CC-BY-SA-4.0
+# http://creativecommons.org/licenses/by-sa/4.0/
 #
 # Please, preserve the changelog entries
 #
 
 %bcond_without       tests
 
+# For compatibility with SCL
+%undefine __brp_mangle_shebangs
 
-%global gh_commit    d554eb24d64232922e1eab5896cc2f84b3b9ffb1
+%global gh_commit    a6d53a3e5bec85ed3dd78868b7de0f5b4e12f772
 %global gh_short     %(c=%{gh_commit}; echo ${c:0:7})
 %global gh_owner     sabre-io
 %global gh_project   vobject
-%global with_cmd     1
+
+%if 0%{?fedora} >= 26 || 0%{?rhel} >= 8
+%global with_cmd 1
+%else
+%global with_cmd 0
+%endif
 
 Name:           php-sabre-vobject4
 Summary:        Library to parse and manipulate iCalendar and vCard objects
-Version:        4.5.8
+Version:        4.5.4
 Release:        1%{?dist}
 
 URL:            http://sabre.io/vobject/
@@ -41,10 +48,10 @@ BuildRequires:  php-spl
 BuildRequires:  php-xml
 # From composer.json, "require-dev"
 #        "friendsofphp/php-cs-fixer": "^2.17.1",
-#        "phpunit/phpunit" : "^7.5 || ^8.5 || ^9.6",
+#        "phpunit/phpunit" : "^7.5 || ^8.5 || ^9.0",
 #        "phpunit/php-invoker" : "^2.0 || ^3.1",
-#        "phpstan/phpstan": "^0.12 || ^1.12 || ^2.0"
-BuildRequires:  phpunit9 >= 9.6
+#        "phpstan/phpstan": "^0.12"
+BuildRequires:  phpunit9
 %global phpunit %{_bindir}/phpunit9
 %endif
 # Autoloader
@@ -143,7 +150,7 @@ fi
 
 : Run upstream test suite against installed library
 ret=0
-for cmdarg in "php %{phpunit}" php82 php83 php84; do
+for cmdarg in "php %{phpunit}" php80 php81 php82 php83; do
   if which $cmdarg; then
     set $cmdarg
     $1 ${2:-%{_bindir}/phpunit9} $opt || ret=1
@@ -166,40 +173,9 @@ exit $ret
 %endif
 
 %changelog
-* Mon Jan 12 2026 Remi Collet <remi@remirepo.net> - 4.5.8-1
-- update to 4.5.8
-
-* Fri Jul 25 2025 Fedora Release Engineering <releng@fedoraproject.org> - 4.5.7-2
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_43_Mass_Rebuild
-
-* Fri Apr 18 2025 Remi Collet <remi@remirepo.net> - 4.5.7-1
-- update to 4.5.7
-- re-license spec file to CECILL-2.1
-
-* Sat Jan 18 2025 Fedora Release Engineering <releng@fedoraproject.org> - 4.5.6-2
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild
-
-* Tue Oct 15 2024 Remi Collet <remi@remirepo.net> - 4.5.6-1
-- update to 4.5.6
-
-* Fri Jul 19 2024 Fedora Release Engineering <releng@fedoraproject.org> - 4.5.5-2
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild
-
-* Wed Jul  3 2024 Remi Collet <remi@remirepo.net> - 4.5.5-1
-- update to 4.5.5
-
-* Thu Jan 25 2024 Fedora Release Engineering <releng@fedoraproject.org> - 4.5.4-3
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild
-
-* Sun Jan 21 2024 Fedora Release Engineering <releng@fedoraproject.org> - 4.5.4-2
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild
-
 * Thu Nov  9 2023 Remi Collet <remi@remirepo.net> - 4.5.4-1
 - update to 4.5.4
 
-* Fri Jul 21 2023 Fedora Release Engineering <releng@fedoraproject.org> - 4.5.3-2
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild
-
 * Wed Jan 25 2023 Remi Collet <remi@remirepo.net> - 4.5.3-1
 - update to 4.5.3
 - allow sabre/xml v3 or v4
diff --git a/sources b/sources
index 83fc031..5533a97 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (php-sabre-vobject4-4.5.8-d554eb2.tgz) = 8e6af0c7069430561b3764e7bf1b4a87979732749f8628a014f34a728c426bcdd3548e56fe398e0c18ae0140a692f9c839ef1d7482e1e06c599fa813c27429d5
+SHA512 (php-sabre-vobject4-4.5.4-a6d53a3.tgz) = f391d81868c842942ba0902345ea57a5767b769b6976683d884b15c1affe539ef60ca9a7c598a0a6be85a7386c12bfb83f1ad55a06788ddb3812aef24edff7ad