diff --git a/.gitignore b/.gitignore
index 35aab8e..b09c9f9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -23,3 +23,4 @@ clog
 /php-twig-1.32.0-9935b662e24d6e634da88901ab534cc12e8c728f.tar.gz
 /php-twig-1.33.0-05cf49921b13f6f01d3cfdf9018cfa7a8086fd5a.tar.gz
 /php-twig-1.33.2-dd6ca96227917e1e85b41c7c3cc6507b411e0927.tar.gz
+/php-twig-1.34.2-55e4beb721a044db9e31ae0470024fc205b6a008.tar.gz
diff --git a/php-twig.spec b/php-twig.spec
index 020dfa0..0e198c5 100644
--- a/php-twig.spec
+++ b/php-twig.spec
@@ -12,8 +12,8 @@
 
 %global github_owner     twigphp
 %global github_name      Twig
-%global github_version   1.33.2
-%global github_commit    dd6ca96227917e1e85b41c7c3cc6507b411e0927
+%global github_version   1.34.2
+%global github_commit    55e4beb721a044db9e31ae0470024fc205b6a008
 
 %if 0%{?fedora} < 25
 %global with_ext 1
@@ -58,10 +58,11 @@ BuildRequires: php-devel >= %{php_min_ver}
 # Tests
 %if %{with_tests}
 BuildRequires: php-composer(phpunit/phpunit)
-BuildRequires: php-composer(symfony/phpunit-bridge)
+BuildRequires: php-composer(symfony/debug) <  3
 BuildRequires: php-composer(symfony/debug) >= 2.7
+BuildRequires: php-composer(psr/container) <  2
 BuildRequires: php-composer(psr/container) >= 1.0
-## phpcompatinfo (computed from version 1.26.0)
+## phpcompatinfo (computed from version 1.34.2)
 BuildRequires: php-ctype
 BuildRequires: php-date
 BuildRequires: php-dom
@@ -73,11 +74,13 @@ BuildRequires: php-pcre
 BuildRequires: php-reflection
 BuildRequires: php-spl
 %endif
+# Autoloader
+BuildRequires: php-fedora-autoloader-devel
 
 # Lib
 ## composer.json
 Requires:      php(language) >= %{php_min_ver}
-## phpcompatinfo (computed from version 1.26.0)
+## phpcompatinfo (computed from version 1.34.2)
 Requires:      php-ctype
 Requires:      php-date
 Requires:      php-dom
@@ -93,6 +96,8 @@ Requires:      php-spl
 Requires:      php(zend-abi) = %{php_zend_api}
 Requires:      php(api)      = %{php_core_api}
 %endif
+# Autoloader
+Requires:      php-composer(fedora/autoloader)
 
 # Lib
 ## Composer
@@ -157,21 +162,11 @@ extension=%{ext_name}.so
 INI
 %endif
 
+: Move the PSR-4 compat library
+mv src lib/Twig/psr4
+
 : Create lib autoloader
-cat <<'AUTOLOAD' | tee lib/Twig/autoload.php
-<?php
-/**
- * Autoloader for %{name} and its' dependencies
- *
- * Created by %{name}-%{version}-%{release}
- */
-
-require_once __DIR__ . '/Autoloader.php';
-Twig_Autoloader::register();
-AUTOLOAD
-
-: Disable deprecated warning
-sed -e '/trigger_error/d' -i lib/Twig/Autoloader.php
+phpab --template fedora --output lib/Twig/autoload.php lib
 
 
 %build
@@ -195,7 +190,7 @@ popd
 
 
 %install
-: Lib
+: PSR-0 and PSR-4 Libraries
 mkdir -p %{buildroot}%{phpdir}
 cp -rp lib/* %{buildroot}%{phpdir}/
 
@@ -216,6 +211,9 @@ install -D -m 0644 %{ini_name} %{buildroot}%{php_ztsinidir}/%{ini_name}
 %{_bindir}/php -r 'require_once "%{buildroot}%{phpdir}/Twig/autoload.php";
     exit(version_compare("%{version}", Twig_Environment::VERSION, "=") ? 0 : 1);'
 
+%{_bindir}/php -r 'require_once "%{buildroot}%{phpdir}/Twig/autoload.php";
+    exit(version_compare("%{version}", Twig\Environment::VERSION, "=") ? 0 : 1);'
+
 %if %{with_ext}
 : Extension version check
 EXT_VERSION=`grep PHP_TWIG_VERSION ext/NTS/php_twig.h | awk '{print $3}' | sed 's/"//g'` \
@@ -240,18 +238,14 @@ mkdir vendor
 cat << 'EOF' | tee vendor/autoload.php
 <?php
 require_once '%{buildroot}%{phpdir}/Twig/autoload.php';
-// Dependencies (require-dev)
-if (!file_exists('%{phpdir}/Zend/Expressive-Twig-autoload.php')) {
-    require_once '%{phpdir}/Symfony/Bridge/PhpUnit/autoload.php';
-}
-require_once '%{phpdir}/Symfony/Component/Debug/autoload.php';
-require_once '%{phpdir}/Psr/Container/autoload.php';
+\Fedora\Autoloader\Dependencies::required(array(
+    '%{phpdir}/Symfony/Component/Debug/autoload.php',
+    '%{phpdir}/Psr/Container/autoload.php',
+));
 EOF
 
-if [ -f %{phpdir}/Zend/Expressive-Twig-autoload.php ]; then
-    : Disable listener from symfony/phpunit-bridge ~3.2
-    sed -e '/listener/d' phpunit.xml.dist > phpunit.xml
-fi
+: Disable listener from symfony/phpunit-bridge ~3.2
+sed -e '/listener/d' phpunit.xml.dist > phpunit.xml
 
 : Skip tests known to fail
 sed -e 's#function testGetAttributeExceptions#function SKIP_testGetAttributeExceptions#' \
@@ -263,13 +257,20 @@ sed 's/function testGetAttributeWithTemplateAsObject/function SKIP_testGetAttrib
 %endif
 
 : Test suite without extension
-%{_bindir}/phpunit --verbose
+ret=0
+for cmd in php php56 php70 php71 php72; do
+  if which $cmd; then
+    $cmd %{_bindir}/phpunit --verbose || ret=1
+  fi
+done
 
 %if %{with_ext}
 : Test suite with extension
 %{_bindir}/php --define extension=ext/NTS/modules/%{ext_name}.so \
-    %{_bindir}/phpunit --verbose
+    %{_bindir}/phpunit --verbose || ret=1
 %endif
+
+exit $ret
 %else
 : Tests skipped
 %endif
@@ -295,6 +296,13 @@ sed 's/function testGetAttributeWithTemplateAsObject/function SKIP_testGetAttrib
 
 
 %changelog
+* Tue Jun  6 2017 Remi Collet <remi@remirepo.net> - 1.34.2-1
+- Update to 1.34.2
+- raise dependency on PHP 5.3.3
+- add namespaced compat library
+- switch to fedora/autoloader
+- drop build dependency on symfony/phpunit-bridge
+
 * Mon Apr 24 2017 Remi Collet <remi@remirepo.net> - 1.33.2-1
 - Update to 1.33.2
 
diff --git a/sources b/sources
index 39ba112..b6bcd3c 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (php-twig-1.33.2-dd6ca96227917e1e85b41c7c3cc6507b411e0927.tar.gz) = b0e958760cba881ec4b04018b79d86a6b76b317803f9655a549d7eee41e5daaf3991885e5b77b804a036cfa429f0a23a1fa7e66d57e318ab991ca313b88d94d3
+SHA512 (php-twig-1.34.2-55e4beb721a044db9e31ae0470024fc205b6a008.tar.gz) = 290e0fcb479ab4684945efb03295e8901a5f755ccabaed524c88b48dc455c94c89d853e93899b003aa106c59e1944df6bcec45beb21105e4d12115118e470258