diff --git a/composer.json b/composer.json
index 295e051..5a6a8ad 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
 
     ],
     "require": {
-        "php": "^7.1 || ^8.0",
+        "php": ">=7.3",
         "ext-intl": "*",
         "ext-json": "*",
         "ext-hash": "*",
@@ -28,8 +28,8 @@
         "hosteurope/password-generator": "1.*",
         "docopt/docopt": "1.*",
         "jkingweb/druuid": "3.*",
-        "guzzlehttp/psr7": "1.*",
-        "laminas/laminas-httphandlerrunner": "1.*"
+        "guzzlehttp/psr7": "2.*",
+        "laminas/laminas-httphandlerrunner": "2.*"
     },
     "require-dev": {
         "bamarni/composer-bin-plugin": "*"
diff --git a/composer.lock b/composer.lock
index 896eae5..c898fea 100644
--- a/composer.lock
+++ b/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": "0020e84a746531294de6556d7b35fa7a",
+    "content-hash": "8d22dd66c6cde0b1ed4ca0009293bf88",
     "packages": [
         {
             "name": "docopt/docopt",
@@ -267,43 +267,47 @@
         },
         {
             "name": "guzzlehttp/psr7",
-            "version": "1.9.0",
+            "version": "2.4.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/guzzle/psr7.git",
-                "reference": "e98e3e6d4f86621a9b75f623996e6bbdeb4b9318"
+                "reference": "3cf1b6d4f0c820a2cf8bcaec39fc698f3443b5cf"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/guzzle/psr7/zipball/e98e3e6d4f86621a9b75f623996e6bbdeb4b9318",
-                "reference": "e98e3e6d4f86621a9b75f623996e6bbdeb4b9318",
+                "url": "https://api.github.com/repos/guzzle/psr7/zipball/3cf1b6d4f0c820a2cf8bcaec39fc698f3443b5cf",
+                "reference": "3cf1b6d4f0c820a2cf8bcaec39fc698f3443b5cf",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.4.0",
-                "psr/http-message": "~1.0",
-                "ralouphie/getallheaders": "^2.0.5 || ^3.0.0"
+                "php": "^7.2.5 || ^8.0",
+                "psr/http-factory": "^1.0",
+                "psr/http-message": "^1.0",
+                "ralouphie/getallheaders": "^3.0"
             },
             "provide": {
+                "psr/http-factory-implementation": "1.0",
                 "psr/http-message-implementation": "1.0"
             },
             "require-dev": {
-                "ext-zlib": "*",
-                "phpunit/phpunit": "~4.8.36 || ^5.7.27 || ^6.5.14 || ^7.5.20 || ^8.5.8 || ^9.3.10"
+                "bamarni/composer-bin-plugin": "^1.8.1",
+                "http-interop/http-factory-tests": "^0.9",
+                "phpunit/phpunit": "^8.5.29 || ^9.5.23"
             },
             "suggest": {
                 "laminas/laminas-httphandlerrunner": "Emit PSR-7 responses"
             },
             "type": "library",
             "extra": {
+                "bamarni-bin": {
+                    "bin-links": true,
+                    "forward-command": false
+                },
                 "branch-alias": {
-                    "dev-master": "1.9-dev"
+                    "dev-master": "2.4-dev"
                 }
             },
             "autoload": {
-                "files": [
-                    "src/functions_include.php"
-                ],
                 "psr-4": {
                     "GuzzleHttp\\Psr7\\": "src/"
                 }
@@ -342,6 +346,11 @@
                     "name": "Tobias Schultze",
                     "email": "webmaster@tubo-world.de",
                     "homepage": "https://github.com/Tobion"
+                },
+                {
+                    "name": "Márk Sági-Kazár",
+                    "email": "mark.sagikazar@gmail.com",
+                    "homepage": "https://sagikazarmark.hu"
                 }
             ],
             "description": "PSR-7 message implementation that also provides common utility methods",
@@ -357,7 +366,7 @@
             ],
             "support": {
                 "issues": "https://github.com/guzzle/psr7/issues",
-                "source": "https://github.com/guzzle/psr7/tree/1.9.0"
+                "source": "https://github.com/guzzle/psr7/tree/2.4.4"
             },
             "funding": [
                 {
@@ -373,7 +382,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2022-06-20T21:43:03+00:00"
+            "time": "2023-03-09T13:19:02+00:00"
         },
         {
             "name": "hosteurope/password-generator",
@@ -549,30 +558,26 @@
         },
         {
             "name": "laminas/laminas-httphandlerrunner",
-            "version": "1.5.0",
+            "version": "2.1.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/laminas/laminas-httphandlerrunner.git",
-                "reference": "5f94e55d93f756e8ad07b9049aeb3d6d84582d0e"
+                "reference": "4d337cde83e6b901a4443b0ab5c3b97cbaa46413"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/laminas/laminas-httphandlerrunner/zipball/5f94e55d93f756e8ad07b9049aeb3d6d84582d0e",
-                "reference": "5f94e55d93f756e8ad07b9049aeb3d6d84582d0e",
+                "url": "https://api.github.com/repos/laminas/laminas-httphandlerrunner/zipball/4d337cde83e6b901a4443b0ab5c3b97cbaa46413",
+                "reference": "4d337cde83e6b901a4443b0ab5c3b97cbaa46413",
                 "shasum": ""
             },
             "require": {
-                "laminas/laminas-zendframework-bridge": "^1.0",
                 "php": "^7.3 || ~8.0.0 || ~8.1.0",
                 "psr/http-message": "^1.0",
                 "psr/http-message-implementation": "^1.0",
                 "psr/http-server-handler": "^1.0"
             },
-            "replace": {
-                "zendframework/zend-httphandlerrunner": "^1.1.0"
-            },
             "require-dev": {
-                "laminas/laminas-coding-standard": "~1.0.0",
+                "laminas/laminas-coding-standard": "~2.3.0",
                 "laminas/laminas-diactoros": "^2.8.0",
                 "phpunit/phpunit": "^9.5.9",
                 "psalm/plugin-phpunit": "^0.16.1",
@@ -616,7 +621,7 @@
                     "type": "community_bridge"
                 }
             ],
-            "time": "2021-09-22T09:17:54+00:00"
+            "time": "2021-09-22T09:27:36+00:00"
         },
         {
             "name": "laminas/laminas-xml",
@@ -678,68 +683,6 @@
             ],
             "time": "2021-11-30T02:16:35+00:00"
         },
-        {
-            "name": "laminas/laminas-zendframework-bridge",
-            "version": "1.4.1",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/laminas/laminas-zendframework-bridge.git",
-                "reference": "88bf037259869891afce6504cacc4f8a07b24d0f"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/laminas/laminas-zendframework-bridge/zipball/88bf037259869891afce6504cacc4f8a07b24d0f",
-                "reference": "88bf037259869891afce6504cacc4f8a07b24d0f",
-                "shasum": ""
-            },
-            "require": {
-                "php": "^7.3 || ~8.0.0 || ~8.1.0"
-            },
-            "require-dev": {
-                "phpunit/phpunit": "^9.3",
-                "psalm/plugin-phpunit": "^0.15.1",
-                "squizlabs/php_codesniffer": "^3.5",
-                "vimeo/psalm": "^4.6"
-            },
-            "type": "library",
-            "extra": {
-                "laminas": {
-                    "module": "Laminas\\ZendFrameworkBridge"
-                }
-            },
-            "autoload": {
-                "files": [
-                    "src/autoload.php"
-                ],
-                "psr-4": {
-                    "Laminas\\ZendFrameworkBridge\\": "src//"
-                }
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "BSD-3-Clause"
-            ],
-            "description": "Alias legacy ZF class names to Laminas Project equivalents.",
-            "keywords": [
-                "ZendFramework",
-                "autoloading",
-                "laminas",
-                "zf"
-            ],
-            "support": {
-                "forum": "https://discourse.laminas.dev/",
-                "issues": "https://github.com/laminas/laminas-zendframework-bridge/issues",
-                "rss": "https://github.com/laminas/laminas-zendframework-bridge/releases.atom",
-                "source": "https://github.com/laminas/laminas-zendframework-bridge"
-            },
-            "funding": [
-                {
-                    "url": "https://funding.communitybridge.org/projects/laminas-project",
-                    "type": "community_bridge"
-                }
-            ],
-            "time": "2021-12-21T14:34:37+00:00"
-        },
         {
             "name": "nicolus/picofeed",
             "version": "dev-patch-3",
@@ -856,6 +799,61 @@
             },
             "time": "2020-06-29T06:28:15+00:00"
         },
+        {
+            "name": "psr/http-factory",
+            "version": "1.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/php-fig/http-factory.git",
+                "reference": "12ac7fcd07e5b077433f5f2bee95b3a771bf61be"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/php-fig/http-factory/zipball/12ac7fcd07e5b077433f5f2bee95b3a771bf61be",
+                "reference": "12ac7fcd07e5b077433f5f2bee95b3a771bf61be",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=7.0.0",
+                "psr/http-message": "^1.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Psr\\Http\\Message\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "PHP-FIG",
+                    "homepage": "http://www.php-fig.org/"
+                }
+            ],
+            "description": "Common interfaces for PSR-7 HTTP message factories",
+            "keywords": [
+                "factory",
+                "http",
+                "message",
+                "psr",
+                "psr-17",
+                "psr-7",
+                "request",
+                "response"
+            ],
+            "support": {
+                "source": "https://github.com/php-fig/http-factory/tree/master"
+            },
+            "time": "2019-04-30T12:38:16+00:00"
+        },
         {
             "name": "psr/http-message",
             "version": "1.0.1",
@@ -1195,7 +1193,7 @@
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": {
-        "php": "^7.1 || ^8.0",
+        "php": ">=7.3",
         "ext-intl": "*",
         "ext-json": "*",
         "ext-hash": "*",
diff --git a/tests/phpunit.dist.xml b/tests/phpunit.dist.xml
index f50257c..ea08b28 100644
--- a/tests/phpunit.dist.xml
+++ b/tests/phpunit.dist.xml
@@ -1,8 +1,9 @@
 <?xml version="1.0"?>
-<phpunit
+<phpunit 
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.3/phpunit.xsd"
     colors="true"
     bootstrap="bootstrap.php"
-    cacheTokens="true"
     convertErrorsToExceptions="false"
     convertNoticesToExceptions="false"
     convertWarningsToExceptions="false"
@@ -26,12 +27,11 @@
     <env name="ARSSE_TEST_MYSQL_DB"     value="arsse_test"/>
 </php>
 
-<filter>
-  <whitelist processUncoveredFilesFromWhitelist="true">
-    <directory suffix=".php">../lib</directory>
-  </whitelist>
-</filter>
-
+<coverage processUncoveredFiles="true">
+    <include>
+        <directory suffix=".php">../lib</directory>
+    </include>
+</coverage>
 <testsuites>
     <testsuite name="Exceptions">
         <file>cases/Exception/TestException.php</file>
diff --git a/vendor-bin/csfixer/composer.lock b/vendor-bin/csfixer/composer.lock
index 6ae4d71..0fed7dc 100644
--- a/vendor-bin/csfixer/composer.lock
+++ b/vendor-bin/csfixer/composer.lock
@@ -678,16 +678,16 @@
         },
         {
             "name": "sebastian/diff",
-            "version": "5.0.0",
+            "version": "5.0.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/diff.git",
-                "reference": "70dd1b20bc198da394ad542e988381b44e64e39f"
+                "reference": "aae9a0a43bff37bd5d8d0311426c87bf36153f02"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/diff/zipball/70dd1b20bc198da394ad542e988381b44e64e39f",
-                "reference": "70dd1b20bc198da394ad542e988381b44e64e39f",
+                "url": "https://api.github.com/repos/sebastianbergmann/diff/zipball/aae9a0a43bff37bd5d8d0311426c87bf36153f02",
+                "reference": "aae9a0a43bff37bd5d8d0311426c87bf36153f02",
                 "shasum": ""
             },
             "require": {
@@ -732,7 +732,8 @@
             ],
             "support": {
                 "issues": "https://github.com/sebastianbergmann/diff/issues",
-                "source": "https://github.com/sebastianbergmann/diff/tree/5.0.0"
+                "security": "https://github.com/sebastianbergmann/diff/security/policy",
+                "source": "https://github.com/sebastianbergmann/diff/tree/5.0.1"
             },
             "funding": [
                 {
@@ -740,7 +741,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2023-02-03T07:00:31+00:00"
+            "time": "2023-03-23T05:12:41+00:00"
         },
         {
             "name": "symfony/console",
@@ -2050,9 +2051,7 @@
     ],
     "aliases": [],
     "minimum-stability": "stable",
-    "stability-flags": {
-        "friendsofphp/php-cs-fixer": 20
-    },
+    "stability-flags": [],
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": [],
diff --git a/vendor-bin/phpstan/composer.json b/vendor-bin/phpstan/composer.json
deleted file mode 100644
index 1b7ff55..0000000
--- a/vendor-bin/phpstan/composer.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-    "require-dev": {
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-    }
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diff --git a/vendor-bin/phpstan/composer.lock b/vendor-bin/phpstan/composer.lock
deleted file mode 100644
index 8812f2c..0000000
--- a/vendor-bin/phpstan/composer.lock
+++ /dev/null
@@ -1,79 +0,0 @@
-{
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-        "This file locks the dependencies of your project to a known state",
-        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
-        "This file is @generated automatically"
-    ],
-    "content-hash": "b260ae3dc51b5d4100c545bf9e65f543",
-    "packages": [],
-    "packages-dev": [
-        {
-            "name": "phpstan/phpstan",
-            "version": "0.12.100",
-            "source": {
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-                "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "48236ddf823547081b2b153d1cd2994b784328c3"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/48236ddf823547081b2b153d1cd2994b784328c3",
-                "reference": "48236ddf823547081b2b153d1cd2994b784328c3",
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-            },
-            "require": {
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-            },
-            "bin": [
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-                "phpstan.phar"
-            ],
-            "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-master": "0.12-dev"
-                }
-            },
-            "autoload": {
-                "files": [
-                    "bootstrap.php"
-                ]
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "MIT"
-            ],
-            "description": "PHPStan - PHP Static Analysis Tool",
-            "support": {
-                "issues": "https://github.com/phpstan/phpstan/issues",
-                "source": "https://github.com/phpstan/phpstan/tree/0.12.100"
-            },
-            "funding": [
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-                    "url": "https://github.com/ondrejmirtes",
-                    "type": "github"
-                },
-                {
-                    "url": "https://github.com/phpstan",
-                    "type": "github"
-                },
-                {
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-                    "type": "tidelift"
-                }
-            ],
-            "time": "2022-11-01T09:52:08+00:00"
-        }
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-    "aliases": [],
-    "minimum-stability": "stable",
-    "stability-flags": [],
-    "prefer-stable": false,
-    "prefer-lowest": false,
-    "platform": [],
-    "platform-dev": [],
-    "plugin-api-version": "2.3.0"
-}
diff --git a/vendor-bin/phpunit/composer.json b/vendor-bin/phpunit/composer.json
index 5c33348..4744c0c 100644
--- a/vendor-bin/phpunit/composer.json
+++ b/vendor-bin/phpunit/composer.json
@@ -1,6 +1,6 @@
 {
     "require-dev": {
-        "phpunit/phpunit": "^8.0 || ^9.0",
+        "phpunit/phpunit": "^9.0",
         "dms/phpunit-arraysubset-asserts": "^0.1 || ^0.2",
         "clue/arguments": "^2.0",
         "mikey179/vfsstream": "^1.6",
diff --git a/vendor-bin/phpunit/composer.lock b/vendor-bin/phpunit/composer.lock
index cd2bd9c..096b882 100644
--- a/vendor-bin/phpunit/composer.lock
+++ b/vendor-bin/phpunit/composer.lock
@@ -4,7 +4,7 @@
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         "This file is @generated automatically"
     ],
-    "content-hash": "ee93856e05f6ce1cc763b474c94dad6c",
+    "content-hash": "834109e2eab8d2bc0a89ab4d28c12f75",
     "packages": [],
     "packages-dev": [
         {