diff --git a/.gitignore b/.gitignore
index ecc52e8..441cdcb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,5 +9,3 @@
 /php-paragonie-constant-time-encoding-2.6.1-d6e1d5d.tgz
 /php-paragonie-constant-time-encoding-2.6.2-c1b1d82.tgz
 /php-paragonie-constant-time-encoding-2.6.3-58c3f47.tgz
-/php-paragonie-constant-time-encoding-2.8.0-ce27936.tgz
-/php-paragonie-constant-time-encoding-2.8.2-e30811f.tgz
diff --git a/php-paragonie-constant-time-encoding.spec b/php-paragonie-constant-time-encoding.spec
index 3864b96..8709c16 100644
--- a/php-paragonie-constant-time-encoding.spec
+++ b/php-paragonie-constant-time-encoding.spec
@@ -5,13 +5,13 @@
 %global github_owner            paragonie
 %global github_name             constant_time_encoding
 
-%global commit0 e30811f7bc69e4b5b6d5783e712c06c8eabf0226
+%global commit0 58c3f47f650c94ec05a151692652a868995d2938
 %global shortcommit0 %(c=%{commit0}; echo ${c:0:7})
 
 
 Name:       php-%{composer_vendor}-constant-time-encoding
-Version:    2.8.2
-Release:    1%{?dist}
+Version:    2.6.3
+Release:    8%{?dist}
 Summary:    Constant-time Implementations of RFC 4648 Encoding
 
 License:    MIT
@@ -27,7 +27,14 @@ BuildRequires:  php(language) >= 7
 BuildRequires:  php-mbstring
 BuildRequires:  php-spl
 # "phpunit/phpunit": "^6|^7|^8|^9"
+%if 0%{?fedora} >= 32 || 0%{?rhel} >= 9
 BuildRequires:  phpunit9
+%global phpunit %{_bindir}/phpunit9
+%else
+BuildRequires:  phpunit8
+%global phpunit %{_bindir}/phpunit8
+%endif
+
 BuildRequires:  php-fedora-autoloader-devel
 
 # "php": "^7|^8"
@@ -35,8 +42,6 @@ Requires:   php(language) >= 7
 Requires:   php-mbstring
 Requires:   php-spl
 
-Suggests:   php-sodium
-
 Provides:   php-composer(%{composer_vendor}/%{composer_project}) = %{version}
 
 %description
@@ -57,7 +62,7 @@ cp -pr src/* %{buildroot}%{_datadir}/php/%{composer_namespace}
 
 %check
 %{_bindir}/phpab -t fedora -o tests/autoload.php src tests
-%{_bindir}/phpunit9 tests --verbose --bootstrap=tests/autoload.php
+%{phpunit} tests --verbose --bootstrap=tests/autoload.php
 
 %files
 %dir %{_datadir}/php/ParagonIE
@@ -66,17 +71,6 @@ cp -pr src/* %{buildroot}%{_datadir}/php/%{composer_namespace}
 %license LICENSE.txt
 
 %changelog
-* Wed Oct 01 2025 François Kooman <fkooman@tuxed.net> - 2.8.2-1
-- update to 2.8.2
-
-* Tue Sep 23 2025 François Kooman <fkooman@tuxed.net> - 2.8.0-1
-- update to 2.8.0
-- hard build dependency on PHPUnit 9 now
-- add php-sodium extension as a suggestion
-
-* Fri Jul 25 2025 Fedora Release Engineering <releng@fedoraproject.org> - 2.6.3-9
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_43_Mass_Rebuild
-
 * Sat Jan 18 2025 Fedora Release Engineering <releng@fedoraproject.org> - 2.6.3-8
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild
 
diff --git a/sources b/sources
index aa26ef3..dadaba6 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (php-paragonie-constant-time-encoding-2.8.2-e30811f.tgz) = 06ed2956086022e92f95b3b30e4222a3511de7cb22de038a92c080424443f7745528c8ab916b9848e06b1312711dc32415bbcf592008bd0026ac7413651e0291
+SHA512 (php-paragonie-constant-time-encoding-2.6.3-58c3f47.tgz) = 91ec951ddb263abcf81c427afff570b88d52b30186f920454f23810f0dbafcc3aa44d36ec912d4865db0ab2aed78cf96ac969e9fbf43247a7bb4a95b7eadc6fa