diff --git a/.gitignore b/.gitignore
index c59ad7b..d62a317 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 clog
 /php-zendframework-zend-serializer-2.8.0-ff74ea0.tgz
 /php-zendframework-zend-serializer-2.8.1-7ac42b9.tgz
+/php-zendframework-zend-serializer-2.9.0-0172690.tgz
diff --git a/php-zendframework-zend-serializer.spec b/php-zendframework-zend-serializer.spec
index f464413..ec6ee13 100644
--- a/php-zendframework-zend-serializer.spec
+++ b/php-zendframework-zend-serializer.spec
@@ -1,13 +1,13 @@
 # remirepo/Fedora spec file for php-zendframework-zend-serializer
 #
-# Copyright (c) 2015-2017 Remi Collet
+# Copyright (c) 2015-2018 Remi Collet
 # License: CC-BY-SA
 # http://creativecommons.org/licenses/by-sa/4.0/
 #
 # Please, preserve the changelog entries
 #
 %global bootstrap    0
-%global gh_commit    7ac42b9a47e9cb23895173a3096bc3b3fb7ac580
+%global gh_commit    0172690db48d8935edaf625c4cba38b79719892c
 %global gh_short     %(c=%{gh_commit}; echo ${c:0:7})
 %global gh_owner     zendframework
 %global gh_project   zend-serializer
@@ -20,8 +20,8 @@
 %endif
 
 Name:           php-%{gh_owner}-%{gh_project}
-Version:        2.8.1
-Release:        3%{?dist}
+Version:        2.9.0
+Release:        2%{?dist}
 Summary:        Zend Framework %{library} component
 
 Group:          Development/Libraries
@@ -39,41 +39,36 @@ BuildRequires:  php-libxml
 BuildRequires:  php-pcre
 BuildRequires:  php-simplexml
 BuildRequires:  php-spl
-BuildRequires:  php-autoloader(%{gh_owner}/zend-stdlib)         >= 2.7
-BuildRequires:  php-autoloader(%{gh_owner}/zend-json)           >= 2.5
 # From composer, "require-dev": {
-#        "zendframework/zend-math": "^2.6",
-#        "zendframework/zend-servicemanager": "^2.7.5 || ^3.0.3",
-#        "phpunit/phpunit": "^5.5",
+#        "phpunit/phpunit": "^5.7.25 || ^6.4.4",
 #        "zendframework/zend-coding-standard": "~1.0.0",
-#        "doctrine/instantiator": "1.0.*"
-BuildRequires:  php-autoloader(%{gh_owner}/zend-math)           >= 2.6
-BuildRequires:  php-autoloader(%{gh_owner}/zend-servicemanager) >= 2.7.5
-BuildRequires:  php-composer(phpunit/phpunit)                   >= 5.5
+#        "zendframework/zend-math": "^2.6 || ^3.0",
+#        "zendframework/zend-servicemanager": "^2.7.5 || ^3.0.3"
+BuildRequires: (php-autoloader(%{gh_owner}/zend-stdlib)         >= 2.7    with php-autoloader(%{gh_owner}/zend-stdlib)         < 4)
+BuildRequires: (php-autoloader(%{gh_owner}/zend-json)           >= 2.5    with php-autoloader(%{gh_owner}/zend-json)           < 4)
+BuildRequires: (php-autoloader(%{gh_owner}/zend-math)           >= 2.6    with php-autoloader(%{gh_owner}/zend-math)           < 4)
+BuildRequires: (php-autoloader(%{gh_owner}/zend-servicemanager) >= 2.7.5  with php-autoloader(%{gh_owner}/zend-servicemanager) < 4)
+BuildRequires:  phpunit6 >= 6.4.4
+%endif
 # Autoloader
 BuildRequires:  php-fedora-autoloader-devel
-%endif
 
 # From composer, "require": {
 #        "php": "^5.6 || ^7.0",
-#        "zendframework/zend-stdlib": "^2.7 || ^3.0",
 #        "zendframework/zend-json": "^2.5 || ^3.0"
+#        "zendframework/zend-stdlib": "^2.7 || ^3.0",
 Requires:       php(language) >= 5.6
 %if ! %{bootstrap}
-Requires:       php-composer(%{gh_owner}/zend-stdlib)           >= 2.7
-Requires:       php-composer(%{gh_owner}/zend-stdlib)           <  4
-Requires:       php-composer(%{gh_owner}/zend-json)             >= 2.5
-Requires:       php-composer(%{gh_owner}/zend-json)             <  4
+Requires:      (php-autoloader(%{gh_owner}/zend-json)             >= 2.5    with php-autoloader(%{gh_owner}/zend-json)             < 4)
+Requires:      (php-autoloader(%{gh_owner}/zend-stdlib)           >= 2.7    with php-autoloader(%{gh_owner}/zend-stdlib)           < 4)
 # From composer, "suggest": {
 #        "zendframework/zend-math": "(^2.6 || ^3.0) To support Python Pickle serialization",
 #        "zendframework/zend-servicemanager": "(^2.7.5 || ^3.0.3) To support plugin manager support"
-%if 0%{?fedora} >= 21
 Suggests:       php-composer(%{gh_owner}/zend-math)
 Suggests:       php-composer(%{gh_owner}/zend-servicemanager)
 Suggests:       php-pecl(igbinary)
 Suggests:       php-pecl(msgpack)
 %endif
-%endif
 # From phpcompatinfo report for version 2.5.1
 Requires:       php-dom
 Requires:       php-libxml
@@ -132,9 +127,9 @@ require_once '%{buildroot}%{php_home}/Zend/%{library}/autoload.php';
 EOF
 
 ret=0
-for cmd in php php56 php70 php71 php72; do
+for cmd in php php70 php71 php72; do
   if which $cmd; then
-    $cmd %{_bindir}/phpunit --verbose || ret=1
+    $cmd %{_bindir}/phpunit6 --verbose || ret=1
   fi
 done
 exit $ret
@@ -152,6 +147,11 @@ exit $ret
 
 
 %changelog
+* Tue May 15 2018 Remi Collet <remi@remirepo.net> - 2.9.0-2
+- update to 2.9.0
+- use range dependencies
+- switch to phpunit6
+
 * Fri Feb 09 2018 Fedora Release Engineering <releng@fedoraproject.org> - 2.8.1-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild
 
@@ -195,4 +195,4 @@ exit $ret
 - normal build
 
 * Tue Aug  4 2015 Remi Collet <remi@fedoraproject.org> - 2.5.1-0
-- initial package, bootstrap build
\ No newline at end of file
+- initial package, bootstrap build
diff --git a/sources b/sources
index 2636b99..77790c7 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (php-zendframework-zend-serializer-2.8.1-7ac42b9.tgz) = a80aa95714165d73564225c66e9cf48a983fd5ba8d0f43f69293869044da0abf9cdc66925310400d1557f88fdf11bff24566a6244e6928570c83a2dd7731b10f
+SHA512 (php-zendframework-zend-serializer-2.9.0-0172690.tgz) = c797f08235360196c997b1138e87bb8b022e1dd52a34bd4a5d287321aab775ab15cc4b94633f87a7b900b2d4a7f1409e66312d0869b00e43c4b9a7524d6fc5da