diff --git a/.github/workflows/integration.yml b/.github/workflows/integration.yml
index 78c69bd91..a7475dea8 100644
--- a/.github/workflows/integration.yml
+++ b/.github/workflows/integration.yml
@@ -26,9 +26,9 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php-versions: [ "8.0" ]
+        php-versions: [ "7.4" ]
         databases: [ "sqlite" ]
-        server-versions: [ "master" ]
+        server-versions: [ "stable25", "stable26", "stable27" ]
 
 
     name: Integration php${{ matrix.php-versions }}-${{ matrix.databases }}-${{ matrix.server-versions }}
diff --git a/tests/integration/composer.json b/tests/integration/composer.json
index 1fb64ff1c..798f6e9f5 100644
--- a/tests/integration/composer.json
+++ b/tests/integration/composer.json
@@ -1,11 +1,11 @@
 {
     "config": {
         "platform": {
-	    "php": "8.0"
+	    "php": "7.4"
         }
     },
     "require": {
-	"php": ">=8.0"
+	"php": ">=7.4"
     },
     "require-dev": {
         "behat/behat": "^3.3",
diff --git a/tests/integration/composer.lock b/tests/integration/composer.lock
index 71b3675d9..492d49f19 100644
--- a/tests/integration/composer.lock
+++ b/tests/integration/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "0790f547feacc83c12ade22c943855c3",
+    "content-hash": "782270ced0a47e31746b34b5f188e61c",
     "packages": [],
     "packages-dev": [
         {
@@ -2050,16 +2050,16 @@
         },
         {
             "name": "symfony/string",
-            "version": "v5.4.26",
+            "version": "v5.4.29",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/string.git",
-                "reference": "1181fe9270e373537475e826873b5867b863883c"
+                "reference": "e41bdc93def20eaf3bfc1537c4e0a2b0680a152d"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/string/zipball/1181fe9270e373537475e826873b5867b863883c",
-                "reference": "1181fe9270e373537475e826873b5867b863883c",
+                "url": "https://api.github.com/repos/symfony/string/zipball/e41bdc93def20eaf3bfc1537c4e0a2b0680a152d",
+                "reference": "e41bdc93def20eaf3bfc1537c4e0a2b0680a152d",
                 "shasum": ""
             },
             "require": {
@@ -2116,7 +2116,7 @@
                 "utf8"
             ],
             "support": {
-                "source": "https://github.com/symfony/string/tree/v5.4.26"
+                "source": "https://github.com/symfony/string/tree/v5.4.29"
             },
             "funding": [
                 {
@@ -2132,7 +2132,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2023-06-28T12:46:07+00:00"
+            "time": "2023-09-13T11:47:41+00:00"
         },
         {
             "name": "symfony/translation",
@@ -2391,11 +2391,11 @@
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": {
-        "php": ">=8.0"
+        "php": ">=7.4"
     },
     "platform-dev": [],
     "platform-overrides": {
-        "php": "8.0"
+        "php": "7.4"
     },
     "plugin-api-version": "2.6.0"
 }
diff --git a/tests/integration/vendor/autoload.php b/tests/integration/vendor/autoload.php
index 3676a6d7c..3da22db5f 100644
--- a/tests/integration/vendor/autoload.php
+++ b/tests/integration/vendor/autoload.php
@@ -22,4 +22,4 @@
 
 require_once __DIR__ . '/composer/autoload_real.php';
 
-return ComposerAutoloaderInit2b078a63e93bc9e9825cefae96ca1eb3::getLoader();
+return ComposerAutoloaderInit6c37a88db0155dd69479fabed89f1611::getLoader();
diff --git a/tests/integration/vendor/composer/autoload_psr4.php b/tests/integration/vendor/composer/autoload_psr4.php
index ab84e0fda..b540ef243 100644
--- a/tests/integration/vendor/composer/autoload_psr4.php
+++ b/tests/integration/vendor/composer/autoload_psr4.php
@@ -24,7 +24,7 @@
     'Symfony\\Component\\DependencyInjection\\' => array($vendorDir . '/symfony/dependency-injection'),
     'Symfony\\Component\\Console\\' => array($vendorDir . '/symfony/console'),
     'Symfony\\Component\\Config\\' => array($vendorDir . '/symfony/config'),
-    'Psr\\Http\\Message\\' => array($vendorDir . '/psr/http-factory/src', $vendorDir . '/psr/http-message/src'),
+    'Psr\\Http\\Message\\' => array($vendorDir . '/psr/http-message/src', $vendorDir . '/psr/http-factory/src'),
     'Psr\\Http\\Client\\' => array($vendorDir . '/psr/http-client/src'),
     'Psr\\EventDispatcher\\' => array($vendorDir . '/psr/event-dispatcher/src'),
     'Psr\\Container\\' => array($vendorDir . '/psr/container/src'),
diff --git a/tests/integration/vendor/composer/autoload_real.php b/tests/integration/vendor/composer/autoload_real.php
index 909277b27..5f9486cfa 100644
--- a/tests/integration/vendor/composer/autoload_real.php
+++ b/tests/integration/vendor/composer/autoload_real.php
@@ -2,7 +2,7 @@
 
 // autoload_real.php @generated by Composer
 
-class ComposerAutoloaderInit2b078a63e93bc9e9825cefae96ca1eb3
+class ComposerAutoloaderInit6c37a88db0155dd69479fabed89f1611
 {
     private static $loader;
 
@@ -24,16 +24,16 @@ public static function getLoader()
 
         require __DIR__ . '/platform_check.php';
 
-        spl_autoload_register(array('ComposerAutoloaderInit2b078a63e93bc9e9825cefae96ca1eb3', 'loadClassLoader'), true, true);
+        spl_autoload_register(array('ComposerAutoloaderInit6c37a88db0155dd69479fabed89f1611', 'loadClassLoader'), true, true);
         self::$loader = $loader = new \Composer\Autoload\ClassLoader(\dirname(__DIR__));
-        spl_autoload_unregister(array('ComposerAutoloaderInit2b078a63e93bc9e9825cefae96ca1eb3', 'loadClassLoader'));
+        spl_autoload_unregister(array('ComposerAutoloaderInit6c37a88db0155dd69479fabed89f1611', 'loadClassLoader'));
 
         require __DIR__ . '/autoload_static.php';
-        call_user_func(\Composer\Autoload\ComposerStaticInit2b078a63e93bc9e9825cefae96ca1eb3::getInitializer($loader));
+        call_user_func(\Composer\Autoload\ComposerStaticInit6c37a88db0155dd69479fabed89f1611::getInitializer($loader));
 
         $loader->register(true);
 
-        $filesToLoad = \Composer\Autoload\ComposerStaticInit2b078a63e93bc9e9825cefae96ca1eb3::$files;
+        $filesToLoad = \Composer\Autoload\ComposerStaticInit6c37a88db0155dd69479fabed89f1611::$files;
         $requireFile = \Closure::bind(static function ($fileIdentifier, $file) {
             if (empty($GLOBALS['__composer_autoload_files'][$fileIdentifier])) {
                 $GLOBALS['__composer_autoload_files'][$fileIdentifier] = true;
diff --git a/tests/integration/vendor/composer/autoload_static.php b/tests/integration/vendor/composer/autoload_static.php
index a8f75f370..d8ebc1573 100644
--- a/tests/integration/vendor/composer/autoload_static.php
+++ b/tests/integration/vendor/composer/autoload_static.php
@@ -4,7 +4,7 @@
 
 namespace Composer\Autoload;
 
-class ComposerStaticInit2b078a63e93bc9e9825cefae96ca1eb3
+class ComposerStaticInit6c37a88db0155dd69479fabed89f1611
 {
     public static $files = array (
         'a4a119a56e50fbb293281d9a48007e0e' => __DIR__ . '/..' . '/symfony/polyfill-php80/bootstrap.php',
@@ -141,8 +141,8 @@ class ComposerStaticInit2b078a63e93bc9e9825cefae96ca1eb3
         ),
         'Psr\\Http\\Message\\' => 
         array (
-            0 => __DIR__ . '/..' . '/psr/http-factory/src',
-            1 => __DIR__ . '/..' . '/psr/http-message/src',
+            0 => __DIR__ . '/..' . '/psr/http-message/src',
+            1 => __DIR__ . '/..' . '/psr/http-factory/src',
         ),
         'Psr\\Http\\Client\\' => 
         array (
@@ -216,10 +216,10 @@ class ComposerStaticInit2b078a63e93bc9e9825cefae96ca1eb3
     public static function getInitializer(ClassLoader $loader)
     {
         return \Closure::bind(function () use ($loader) {
-            $loader->prefixLengthsPsr4 = ComposerStaticInit2b078a63e93bc9e9825cefae96ca1eb3::$prefixLengthsPsr4;
-            $loader->prefixDirsPsr4 = ComposerStaticInit2b078a63e93bc9e9825cefae96ca1eb3::$prefixDirsPsr4;
-            $loader->prefixesPsr0 = ComposerStaticInit2b078a63e93bc9e9825cefae96ca1eb3::$prefixesPsr0;
-            $loader->classMap = ComposerStaticInit2b078a63e93bc9e9825cefae96ca1eb3::$classMap;
+            $loader->prefixLengthsPsr4 = ComposerStaticInit6c37a88db0155dd69479fabed89f1611::$prefixLengthsPsr4;
+            $loader->prefixDirsPsr4 = ComposerStaticInit6c37a88db0155dd69479fabed89f1611::$prefixDirsPsr4;
+            $loader->prefixesPsr0 = ComposerStaticInit6c37a88db0155dd69479fabed89f1611::$prefixesPsr0;
+            $loader->classMap = ComposerStaticInit6c37a88db0155dd69479fabed89f1611::$classMap;
 
         }, null, ClassLoader::class);
     }
diff --git a/tests/integration/vendor/composer/installed.json b/tests/integration/vendor/composer/installed.json
index 4440e9914..cbff1d358 100644
--- a/tests/integration/vendor/composer/installed.json
+++ b/tests/integration/vendor/composer/installed.json
@@ -645,6 +645,10 @@
                 "psr",
                 "psr-14"
             ],
+            "support": {
+                "issues": "https://github.com/php-fig/event-dispatcher/issues",
+                "source": "https://github.com/php-fig/event-dispatcher/tree/1.0.0"
+            },
             "install-path": "../psr/event-dispatcher"
         },
         {
@@ -857,6 +861,10 @@
                 }
             ],
             "description": "A polyfill for getallheaders.",
+            "support": {
+                "issues": "https://github.com/ralouphie/getallheaders/issues",
+                "source": "https://github.com/ralouphie/getallheaders/tree/develop"
+            },
             "install-path": "../ralouphie/getallheaders"
         },
         {
@@ -2116,17 +2124,17 @@
         },
         {
             "name": "symfony/string",
-            "version": "v5.4.26",
-            "version_normalized": "5.4.26.0",
+            "version": "v5.4.29",
+            "version_normalized": "5.4.29.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/string.git",
-                "reference": "1181fe9270e373537475e826873b5867b863883c"
+                "reference": "e41bdc93def20eaf3bfc1537c4e0a2b0680a152d"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/string/zipball/1181fe9270e373537475e826873b5867b863883c",
-                "reference": "1181fe9270e373537475e826873b5867b863883c",
+                "url": "https://api.github.com/repos/symfony/string/zipball/e41bdc93def20eaf3bfc1537c4e0a2b0680a152d",
+                "reference": "e41bdc93def20eaf3bfc1537c4e0a2b0680a152d",
                 "shasum": ""
             },
             "require": {
@@ -2146,7 +2154,7 @@
                 "symfony/translation-contracts": "^1.1|^2",
                 "symfony/var-exporter": "^4.4|^5.0|^6.0"
             },
-            "time": "2023-06-28T12:46:07+00:00",
+            "time": "2023-09-13T11:47:41+00:00",
             "type": "library",
             "installation-source": "dist",
             "autoload": {
@@ -2185,7 +2193,7 @@
                 "utf8"
             ],
             "support": {
-                "source": "https://github.com/symfony/string/tree/v5.4.26"
+                "source": "https://github.com/symfony/string/tree/v5.4.29"
             },
             "funding": [
                 {
diff --git a/tests/integration/vendor/composer/installed.php b/tests/integration/vendor/composer/installed.php
index 12b863977..3bb929b82 100644
--- a/tests/integration/vendor/composer/installed.php
+++ b/tests/integration/vendor/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => '__root__',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => '07a942a9bbd5d2f039fa443e74426fffa7732e68',
+        'reference' => '19b81b30d77626a6c0b6411eca96364c221b426c',
         'type' => 'library',
         'install_path' => __DIR__ . '/../../',
         'aliases' => array(),
@@ -13,7 +13,7 @@
         '__root__' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => '07a942a9bbd5d2f039fa443e74426fffa7732e68',
+            'reference' => '19b81b30d77626a6c0b6411eca96364c221b426c',
             'type' => 'library',
             'install_path' => __DIR__ . '/../../',
             'aliases' => array(),
@@ -311,9 +311,9 @@
             ),
         ),
         'symfony/string' => array(
-            'pretty_version' => 'v5.4.26',
-            'version' => '5.4.26.0',
-            'reference' => '1181fe9270e373537475e826873b5867b863883c',
+            'pretty_version' => 'v5.4.29',
+            'version' => '5.4.29.0',
+            'reference' => 'e41bdc93def20eaf3bfc1537c4e0a2b0680a152d',
             'type' => 'library',
             'install_path' => __DIR__ . '/../symfony/string',
             'aliases' => array(),
diff --git a/tests/integration/vendor/composer/platform_check.php b/tests/integration/vendor/composer/platform_check.php
index adfb472fb..580fa9609 100644
--- a/tests/integration/vendor/composer/platform_check.php
+++ b/tests/integration/vendor/composer/platform_check.php
@@ -4,8 +4,8 @@
 
 $issues = array();
 
-if (!(PHP_VERSION_ID >= 80000)) {
-    $issues[] = 'Your Composer dependencies require a PHP version ">= 8.0.0". You are running ' . PHP_VERSION . '.';
+if (!(PHP_VERSION_ID >= 70400)) {
+    $issues[] = 'Your Composer dependencies require a PHP version ">= 7.4.0". You are running ' . PHP_VERSION . '.';
 }
 
 if ($issues) {
diff --git a/tests/integration/vendor/symfony/string/Resources/data/wcswidth_table_wide.php b/tests/integration/vendor/symfony/string/Resources/data/wcswidth_table_wide.php
index 5a647e67b..8314c8fd5 100644
--- a/tests/integration/vendor/symfony/string/Resources/data/wcswidth_table_wide.php
+++ b/tests/integration/vendor/symfony/string/Resources/data/wcswidth_table_wide.php
@@ -3,8 +3,8 @@
 /*
  * This file has been auto-generated by the Symfony String Component for internal use.
  *
- * Unicode version: 15.0.0
- * Date: 2022-10-05T17:16:36+02:00
+ * Unicode version: 15.1.0
+ * Date: 2023-09-13T11:47:12+00:00
  */
 
 return [
@@ -166,7 +166,7 @@
     ],
     [
         12272,
-        12283,
+        12287,
     ],
     [
         12288,
@@ -396,6 +396,10 @@
         12736,
         12771,
     ],
+    [
+        12783,
+        12783,
+    ],
     [
         12784,
         12799,
@@ -1110,6 +1114,14 @@
     ],
     [
         191457,
+        191471,
+    ],
+    [
+        191472,
+        192093,
+    ],
+    [
+        192094,
         194559,
     ],
     [
diff --git a/tests/integration/vendor/symfony/string/Resources/data/wcswidth_table_zero.php b/tests/integration/vendor/symfony/string/Resources/data/wcswidth_table_zero.php
index 9ae733032..e5b26a215 100644
--- a/tests/integration/vendor/symfony/string/Resources/data/wcswidth_table_zero.php
+++ b/tests/integration/vendor/symfony/string/Resources/data/wcswidth_table_zero.php
@@ -3,8 +3,8 @@
 /*
  * This file has been auto-generated by the Symfony String Component for internal use.
  *
- * Unicode version: 15.0.0
- * Date: 2022-10-05T17:16:37+02:00
+ * Unicode version: 15.1.0
+ * Date: 2023-09-13T11:47:13+00:00
  */
 
 return [