diff --git a/.github/settings.yml b/.github/settings.yml
index c1afaf9..a95becf 100644
--- a/.github/settings.yml
+++ b/.github/settings.yml
@@ -14,13 +14,16 @@ branches:
         required_approving_review_count: 1
       required_status_checks:
         checks:
-          - context: "Code Coverage (8.0, locked)"
-          - context: "Coding Standards (8.0, locked)"
-          - context: "Dependency Analysis (8.0, locked)"
-          - context: "Mutation Tests (8.0, locked)"
-          - context: "Refactoring (8.0, locked)"
-          - context: "Security Analysis (8.0, locked)"
-          - context: "Static Code Analysis (8.0, locked)"
+          - context: "Code Coverage (7.4, locked)"
+          - context: "Coding Standards (7.4, locked)"
+          - context: "Dependency Analysis (7.4, locked)"
+          - context: "Mutation Tests (7.4, locked)"
+          - context: "Refactoring (7.4, locked)"
+          - context: "Security Analysis (7.4, locked)"
+          - context: "Static Code Analysis (7.4, locked)"
+          - context: "Tests (7.4, highest)"
+          - context: "Tests (7.4, locked)"
+          - context: "Tests (7.4, lowest)"
           - context: "Tests (8.0, highest)"
           - context: "Tests (8.0, locked)"
           - context: "Tests (8.0, lowest)"
diff --git a/.github/workflows/integrate.yaml b/.github/workflows/integrate.yaml
index 3b8a3d6..d19a987 100644
--- a/.github/workflows/integrate.yaml
+++ b/.github/workflows/integrate.yaml
@@ -19,7 +19,7 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - "8.0"
+          - "7.4"
 
         dependencies:
           - "locked"
@@ -80,7 +80,7 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - "8.0"
+          - "7.4"
 
         dependencies:
           - "locked"
@@ -155,7 +155,7 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - "8.0"
+          - "7.4"
 
         dependencies:
           - "locked"
@@ -211,7 +211,7 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - "8.0"
+          - "7.4"
 
         dependencies:
           - "locked"
@@ -263,7 +263,7 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - "8.0"
+          - "7.4"
 
         dependencies:
           - "locked"
@@ -322,7 +322,7 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - "8.0"
+          - "7.4"
 
         dependencies:
           - "locked"
@@ -372,7 +372,7 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - "8.0"
+          - "7.4"
 
         dependencies:
           - "locked"
@@ -423,6 +423,7 @@ jobs:
       fail-fast: false
       matrix:
         php-version:
+          - "7.4"
           - "8.0"
           - "8.1"
           - "8.2"
diff --git a/.github/workflows/renew.yaml b/.github/workflows/renew.yaml
index 9d3aaca..e566ee2 100644
--- a/.github/workflows/renew.yaml
+++ b/.github/workflows/renew.yaml
@@ -17,7 +17,7 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - "8.0"
+          - "7.4"
 
         dependencies:
           - "locked"
diff --git a/.phive/phars.xml b/.phive/phars.xml
index 4a2bbfa..f19b6f1 100644
--- a/.phive/phars.xml
+++ b/.phive/phars.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <phive xmlns="https://phar.io/phive">
-    <phar name="composer-normalize" version="^2.31.0" installed="2.31.0" location="./.phive/composer-normalize" copy="false"/>
-    <phar name="composer-require-checker" version="^4.4.0" installed="4.4.0" location="./.phive/composer-require-checker" copy="false"/>
+    <phar name="composer-normalize" version="^2.28.3" installed="2.28.3" location="./.phive/composer-normalize" copy="false"/>
+    <phar name="composer-require-checker" version="^3.8.0" installed="3.8.0" location="./.phive/composer-require-checker" copy="false"/>
 </phive>
diff --git a/.php-cs-fixer.php b/.php-cs-fixer.php
index aa280b4..6764fbf 100644
--- a/.php-cs-fixer.php
+++ b/.php-cs-fixer.php
@@ -26,7 +26,7 @@
 
 $license->save();
 
-$ruleSet = PhpCsFixer\Config\RuleSet\Php80::create()
+$ruleSet = PhpCsFixer\Config\RuleSet\Php74::create()
     ->withHeader($license->header())
     ->withRules(PhpCsFixer\Config\Rules::fromArray([
         'strict_comparison' => false,
diff --git a/CHANGELOG.md b/CHANGELOG.md
index b1e51e4..5fc3f1a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,7 @@ For a full diff see [`3.3.0...main`][3.3.0...main].
 ### Changed
 
 - Added support for PHP 8.0 ([#339]), by [@localheinz]
+- Added support for PHP 7.4 ([#340]), by [@localheinz]
 
 ## [`3.3.0`][3.3.0]
 
@@ -128,5 +129,6 @@ For a full diff see [`a5ba52c...1.0.0`][a5ba52c...1.0.0].
 [#209]: https://github.com/ergebnis/json-pointer/pull/209
 [#271]: https://github.com/ergebnis/json-pointer/pull/271
 [#339]: https://github.com/ergebnis/json-pointer/pull/339
+[#340]: https://github.com/ergebnis/json-pointer/pull/340
 
 [@localheinz]: https://github.com/localheinz
diff --git a/composer-require-checker.json b/composer-require-checker.json
index b8b091a..af4405e 100644
--- a/composer-require-checker.json
+++ b/composer-require-checker.json
@@ -1,3 +1,11 @@
 {
-  "symbol-whitelist": []
+  "symbol-whitelist": [
+    "array",
+    "bool",
+    "false",
+    "int",
+    "self",
+    "string",
+    "true"
+  ]
 }
diff --git a/composer.json b/composer.json
index c94a84e..f8701e5 100644
--- a/composer.json
+++ b/composer.json
@@ -22,7 +22,7 @@
     "security": "https://github.com/ergebnis/json-pointer/blob/main/.github/SECURITY.md"
   },
   "require": {
-    "php": "~8.0.0 || ~8.1.0 || ~8.2.0 || ~8.3.0"
+    "php": "~7.4.0 || ~8.0.0 || ~8.1.0 || ~8.2.0 || ~8.3.0"
   },
   "require-dev": {
     "ergebnis/data-provider": "^3.2.0",
@@ -30,7 +30,7 @@
     "ergebnis/php-cs-fixer-config": "^6.20.0",
     "ergebnis/phpunit-slow-test-detector": "^2.9.0",
     "fakerphp/faker": "^1.23.1",
-    "infection/infection": "~0.26.19",
+    "infection/infection": "~0.26.6",
     "phpunit/phpunit": "^9.6.16",
     "psalm/plugin-phpunit": "~0.18.4",
     "rector/rector": "~0.19.2",
@@ -55,7 +55,7 @@
       "abandoned": "report"
     },
     "platform": {
-      "php": "8.0.30"
+      "php": "7.4.33"
     },
     "preferred-install": "dist",
     "sort-packages": true
diff --git a/composer.lock b/composer.lock
index cc69f4c..dd9e14e 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": "66e318ce16820f2e1c7370464bf058a7",
+    "content-hash": "b6a6d165a263a325e9fbbc5ace0d816b",
     "packages": [],
     "packages-dev": [
         {
@@ -173,97 +173,6 @@
             ],
             "time": "2021-03-30T17:13:30+00:00"
         },
-        {
-            "name": "colinodell/json5",
-            "version": "v2.3.0",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/colinodell/json5.git",
-                "reference": "15b063f8cb5e6deb15f0cd39123264ec0d19c710"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/colinodell/json5/zipball/15b063f8cb5e6deb15f0cd39123264ec0d19c710",
-                "reference": "15b063f8cb5e6deb15f0cd39123264ec0d19c710",
-                "shasum": ""
-            },
-            "require": {
-                "ext-json": "*",
-                "ext-mbstring": "*",
-                "php": "^7.1.3|^8.0"
-            },
-            "conflict": {
-                "scrutinizer/ocular": "1.7.*"
-            },
-            "require-dev": {
-                "mikehaertl/php-shellcommand": "^1.2.5",
-                "phpstan/phpstan": "^1.4",
-                "scrutinizer/ocular": "^1.6",
-                "squizlabs/php_codesniffer": "^2.3 || ^3.0",
-                "symfony/finder": "^4.4|^5.4|^6.0",
-                "symfony/phpunit-bridge": "^5.4|^6.0"
-            },
-            "bin": [
-                "bin/json5"
-            ],
-            "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-main": "3.0-dev"
-                }
-            },
-            "autoload": {
-                "files": [
-                    "src/global.php"
-                ],
-                "psr-4": {
-                    "ColinODell\\Json5\\": "src"
-                }
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "MIT"
-            ],
-            "authors": [
-                {
-                    "name": "Colin O'Dell",
-                    "email": "colinodell@gmail.com",
-                    "homepage": "https://www.colinodell.com",
-                    "role": "Developer"
-                }
-            ],
-            "description": "UTF-8 compatible JSON5 parser for PHP",
-            "homepage": "https://github.com/colinodell/json5",
-            "keywords": [
-                "JSON5",
-                "json",
-                "json5_decode",
-                "json_decode"
-            ],
-            "support": {
-                "issues": "https://github.com/colinodell/json5/issues",
-                "source": "https://github.com/colinodell/json5/tree/v2.3.0"
-            },
-            "funding": [
-                {
-                    "url": "https://www.colinodell.com/sponsor",
-                    "type": "custom"
-                },
-                {
-                    "url": "https://www.paypal.me/colinpodell/10.00",
-                    "type": "custom"
-                },
-                {
-                    "url": "https://github.com/colinodell",
-                    "type": "github"
-                },
-                {
-                    "url": "https://www.patreon.com/colinodell",
-                    "type": "patreon"
-                }
-            ],
-            "time": "2022-12-27T16:44:40+00:00"
-        },
         {
             "name": "composer/package-versions-deprecated",
             "version": "1.11.99.5",
@@ -1198,16 +1107,16 @@
         },
         {
             "name": "fidry/cpu-core-counter",
-            "version": "0.4.1",
+            "version": "1.0.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/theofidry/cpu-core-counter.git",
-                "reference": "79261cc280aded96d098e1b0e0ba0c4881b432c2"
+                "reference": "85193c0b0cb5c47894b5eaec906e946f054e7077"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/theofidry/cpu-core-counter/zipball/79261cc280aded96d098e1b0e0ba0c4881b432c2",
-                "reference": "79261cc280aded96d098e1b0e0ba0c4881b432c2",
+                "url": "https://api.github.com/repos/theofidry/cpu-core-counter/zipball/85193c0b0cb5c47894b5eaec906e946f054e7077",
+                "reference": "85193c0b0cb5c47894b5eaec906e946f054e7077",
                 "shasum": ""
             },
             "require": {
@@ -1215,13 +1124,13 @@
             },
             "require-dev": {
                 "fidry/makefile": "^0.2.0",
+                "fidry/php-cs-fixer-config": "^1.1.2",
                 "phpstan/extension-installer": "^1.2.0",
                 "phpstan/phpstan": "^1.9.2",
                 "phpstan/phpstan-deprecation-rules": "^1.0.0",
                 "phpstan/phpstan-phpunit": "^1.2.2",
                 "phpstan/phpstan-strict-rules": "^1.4.4",
-                "phpunit/phpunit": "^9.5.26 || ^8.5.31",
-                "theofidry/php-cs-fixer-config": "^1.0",
+                "phpunit/phpunit": "^8.5.31 || ^9.5.26",
                 "webmozarts/strict-phpunit": "^7.5"
             },
             "type": "library",
@@ -1247,7 +1156,7 @@
             ],
             "support": {
                 "issues": "https://github.com/theofidry/cpu-core-counter/issues",
-                "source": "https://github.com/theofidry/cpu-core-counter/tree/0.4.1"
+                "source": "https://github.com/theofidry/cpu-core-counter/tree/1.0.0"
             },
             "funding": [
                 {
@@ -1255,7 +1164,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2022-12-16T22:01:02+00:00"
+            "time": "2023-09-17T21:38:23+00:00"
         },
         {
             "name": "friendsofphp/php-cs-fixer",
@@ -1527,63 +1436,61 @@
         },
         {
             "name": "infection/infection",
-            "version": "0.26.19",
+            "version": "0.26.6",
             "source": {
                 "type": "git",
                 "url": "https://github.com/infection/infection.git",
-                "reference": "bd7351c88f3a797ea8977e68fe6a3f4d4c5f457f"
+                "reference": "de9b6b92f00ff1cb39decddf95797a4ebec3a1ee"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/infection/infection/zipball/bd7351c88f3a797ea8977e68fe6a3f4d4c5f457f",
-                "reference": "bd7351c88f3a797ea8977e68fe6a3f4d4c5f457f",
+                "url": "https://api.github.com/repos/infection/infection/zipball/de9b6b92f00ff1cb39decddf95797a4ebec3a1ee",
+                "reference": "de9b6b92f00ff1cb39decddf95797a4ebec3a1ee",
                 "shasum": ""
             },
             "require": {
-                "colinodell/json5": "^2.2",
                 "composer-runtime-api": "^2.0",
                 "composer/xdebug-handler": "^2.0 || ^3.0",
                 "ext-dom": "*",
                 "ext-json": "*",
                 "ext-libxml": "*",
-                "ext-mbstring": "*",
-                "fidry/cpu-core-counter": "^0.4.0",
                 "infection/abstract-testframework-adapter": "^0.5.0",
                 "infection/extension-installer": "^0.1.0",
                 "infection/include-interceptor": "^0.2.5",
                 "justinrainbow/json-schema": "^5.2.10",
-                "nikic/php-parser": "^4.15.1",
+                "nikic/php-parser": "^4.13.2",
                 "ondram/ci-detector": "^4.1.0",
-                "php": "^8.0",
+                "php": "^7.4.7 || ^8.0",
                 "sanmai/later": "^0.1.1",
                 "sanmai/pipeline": "^5.1 || ^6",
-                "sebastian/diff": "^3.0.2 || ^4.0 || ^5.0",
-                "symfony/console": "^5.4 || ^6.0",
-                "symfony/filesystem": "^5.4 || ^6.0",
-                "symfony/finder": "^5.4 || ^6.0",
-                "symfony/process": "^5.4 || ^6.0",
-                "thecodingmachine/safe": "^2.1.2",
-                "webmozart/assert": "^1.11"
+                "sebastian/diff": "^3.0.2 || ^4.0",
+                "seld/jsonlint": "^1.7",
+                "symfony/console": "^3.4.29 || ^4.1.19 || ^5.0 || ^6.0",
+                "symfony/filesystem": "^3.4.29 || ^4.1.19 || ^5.0 || ^6.0",
+                "symfony/finder": "^3.4.29 || ^4.1.19 || ^5.0 || ^6.0",
+                "symfony/process": "^3.4.29 || ^4.1.19 || ^5.0 || ^6.0",
+                "thecodingmachine/safe": "^1.1.3",
+                "webmozart/assert": "^1.3",
+                "webmozart/path-util": "^2.3"
             },
             "conflict": {
-                "dg/bypass-finals": "<1.4.1",
-                "phpunit/php-code-coverage": ">9,<9.1.4 || >9.2.17,<9.2.21"
+                "dg/bypass-finals": "*",
+                "phpunit/php-code-coverage": ">9 <9.1.4"
             },
             "require-dev": {
                 "brianium/paratest": "^6.3",
                 "ext-simplexml": "*",
-                "fidry/makefile": "^0.2.0",
                 "helmich/phpunit-json-assert": "^3.0",
                 "phpspec/prophecy-phpunit": "^2.0",
                 "phpstan/extension-installer": "^1.1.0",
-                "phpstan/phpstan": "^1.3.0",
+                "phpstan/phpstan": "^1.2.0",
                 "phpstan/phpstan-phpunit": "^1.0.0",
                 "phpstan/phpstan-strict-rules": "^1.1.0",
                 "phpstan/phpstan-webmozart-assert": "^1.0.2",
-                "phpunit/phpunit": "^9.5.5",
-                "symfony/phpunit-bridge": "^5.4 || ^6.0",
-                "symfony/yaml": "^5.4 || ^6.0",
-                "thecodingmachine/phpstan-safe-rule": "^1.2.0"
+                "phpunit/phpunit": "^9.3.11",
+                "symfony/phpunit-bridge": "^4.4.18 || ^5.1.10",
+                "symfony/yaml": "^5.0",
+                "thecodingmachine/phpstan-safe-rule": "^1.1.0"
             },
             "bin": [
                 "bin/infection"
@@ -1639,7 +1546,7 @@
             ],
             "support": {
                 "issues": "https://github.com/infection/infection/issues",
-                "source": "https://github.com/infection/infection/tree/0.26.19"
+                "source": "https://github.com/infection/infection/tree/0.26.6"
             },
             "funding": [
                 {
@@ -1651,7 +1558,7 @@
                     "type": "open_collective"
                 }
             ],
-            "time": "2023-02-05T21:47:26+00:00"
+            "time": "2022-03-07T11:40:30+00:00"
         },
         {
             "name": "justinrainbow/json-schema",
@@ -2988,30 +2895,30 @@
         },
         {
             "name": "psr/log",
-            "version": "3.0.0",
+            "version": "1.1.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/php-fig/log.git",
-                "reference": "fe5ea303b0887d5caefd3d431c3e61ad47037001"
+                "reference": "d49695b909c3b7628b6289db5479a1c204601f11"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/php-fig/log/zipball/fe5ea303b0887d5caefd3d431c3e61ad47037001",
-                "reference": "fe5ea303b0887d5caefd3d431c3e61ad47037001",
+                "url": "https://api.github.com/repos/php-fig/log/zipball/d49695b909c3b7628b6289db5479a1c204601f11",
+                "reference": "d49695b909c3b7628b6289db5479a1c204601f11",
                 "shasum": ""
             },
             "require": {
-                "php": ">=8.0.0"
+                "php": ">=5.3.0"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "3.x-dev"
+                    "dev-master": "1.1.x-dev"
                 }
             },
             "autoload": {
                 "psr-4": {
-                    "Psr\\Log\\": "src"
+                    "Psr\\Log\\": "Psr/Log/"
                 }
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -3032,9 +2939,9 @@
                 "psr-3"
             ],
             "support": {
-                "source": "https://github.com/php-fig/log/tree/3.0.0"
+                "source": "https://github.com/php-fig/log/tree/1.1.4"
             },
-            "time": "2021-07-14T16:46:02+00:00"
+            "time": "2021-05-03T11:20:27+00:00"
         },
         {
             "name": "rector/rector",
@@ -4185,27 +4092,92 @@
             ],
             "time": "2020-09-28T06:39:44+00:00"
         },
+        {
+            "name": "seld/jsonlint",
+            "version": "1.10.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/Seldaek/jsonlint.git",
+                "reference": "76d449a358ece77d6f1d6331c68453e657172202"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/Seldaek/jsonlint/zipball/76d449a358ece77d6f1d6331c68453e657172202",
+                "reference": "76d449a358ece77d6f1d6331c68453e657172202",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^5.3 || ^7.0 || ^8.0"
+            },
+            "require-dev": {
+                "phpstan/phpstan": "^1.5",
+                "phpunit/phpunit": "^4.8.35 || ^5.7 || ^6.0 || ^8.5.13"
+            },
+            "bin": [
+                "bin/jsonlint"
+            ],
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Seld\\JsonLint\\": "src/Seld/JsonLint/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Jordi Boggiano",
+                    "email": "j.boggiano@seld.be",
+                    "homepage": "https://seld.be"
+                }
+            ],
+            "description": "JSON Linter",
+            "keywords": [
+                "json",
+                "linter",
+                "parser",
+                "validator"
+            ],
+            "support": {
+                "issues": "https://github.com/Seldaek/jsonlint/issues",
+                "source": "https://github.com/Seldaek/jsonlint/tree/1.10.1"
+            },
+            "funding": [
+                {
+                    "url": "https://github.com/Seldaek",
+                    "type": "github"
+                },
+                {
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+                "reference": "8fa22178dfc368911dbd513b431cd9b06f9afe7a",
                 "shasum": ""
             },
             "require": {
-                "php": ">=8.0.2"
+                "php": ">=7.2.5",
+                "symfony/polyfill-php80": "^1.16"
             },
             "type": "library",
             "autoload": {
@@ -5298,7 +5361,7 @@
             "description": "Executes commands in sub-processes",
             "homepage": "https://symfony.com",
             "support": {
-                "source": "https://github.com/symfony/process/tree/v6.0.19"
+                "source": "https://github.com/symfony/process/tree/v5.4.34"
             },
             "funding": [
                 {
@@ -5314,40 +5377,33 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2023-01-01T08:36:10+00:00"
+            "time": "2023-12-02T08:41:43+00:00"
         },
         {
             "name": "symfony/service-contracts",
-            "version": "v3.0.2",
+            "version": "v1.1.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/service-contracts.git",
-                "reference": "d78d39c1599bd1188b8e26bb341da52c3c6d8a66"
+                "reference": "191afdcb5804db960d26d8566b7e9a2843cab3a0"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/service-contracts/zipball/d78d39c1599bd1188b8e26bb341da52c3c6d8a66",
-                "reference": "d78d39c1599bd1188b8e26bb341da52c3c6d8a66",
+                "url": "https://api.github.com/repos/symfony/service-contracts/zipball/191afdcb5804db960d26d8566b7e9a2843cab3a0",
+                "reference": "191afdcb5804db960d26d8566b7e9a2843cab3a0",
                 "shasum": ""
             },
             "require": {
-                "php": ">=8.0.2",
-                "psr/container": "^2.0"
-            },
-            "conflict": {
-                "ext-psr": "<1.1|>=2"
+                "php": "^7.1.3"
             },
             "suggest": {
+                "psr/container": "",
                 "symfony/service-implementation": ""
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-main": "3.0-dev"
-                },
-                "thanks": {
-                    "name": "symfony/contracts",
-                    "url": "https://github.com/symfony/contracts"
+                    "dev-master": "1.1-dev"
                 }
             },
             "autoload": {
@@ -5380,40 +5436,26 @@
                 "standards"
             ],
             "support": {
-                "source": "https://github.com/symfony/service-contracts/tree/v3.0.2"
+                "source": "https://github.com/symfony/service-contracts/tree/v1.1.2"
             },
-            "funding": [
-                {
-                    "url": "https://symfony.com/sponsor",
-                    "type": "custom"
-                },
-                {
-                    "url": "https://github.com/fabpot",
-                    "type": "github"
-                },
-                {
-                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
-                    "type": "tidelift"
-                }
-            ],
-            "time": "2022-05-30T19:17:58+00:00"
+            "time": "2019-05-28T07:50:59+00:00"
         },
         {
             "name": "symfony/stopwatch",
-            "version": "v6.0.19",
+            "version": "v5.4.21",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/stopwatch.git",
-                "reference": "011e781839dd1d2eb8119f65ac516a530f60226d"
+                "reference": "f83692cd869a6f2391691d40a01e8acb89e76fee"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/stopwatch/zipball/011e781839dd1d2eb8119f65ac516a530f60226d",
-                "reference": "011e781839dd1d2eb8119f65ac516a530f60226d",
+                "url": "https://api.github.com/repos/symfony/stopwatch/zipball/f83692cd869a6f2391691d40a01e8acb89e76fee",
+                "reference": "f83692cd869a6f2391691d40a01e8acb89e76fee",
                 "shasum": ""
             },
             "require": {
-                "php": ">=8.0.2",
+                "php": ">=7.2.5",
                 "symfony/service-contracts": "^1|^2|^3"
             },
             "type": "library",
@@ -5442,7 +5484,7 @@
             "description": "Provides a way to profile code",
             "homepage": "https://symfony.com",
             "support": {
-                "source": "https://github.com/symfony/stopwatch/tree/v6.0.19"
+                "source": "https://github.com/symfony/stopwatch/tree/v5.4.21"
             },
             "funding": [
                 {
@@ -5458,37 +5500,38 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2023-01-01T08:36:10+00:00"
+            "time": "2023-02-14T08:03:56+00:00"
         },
         {
             "name": "symfony/string",
-            "version": "v6.0.19",
+            "version": "v5.4.34",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/string.git",
-                "reference": "d9e72497367c23e08bf94176d2be45b00a9d232a"
+                "reference": "e3f98bfc7885c957488f443df82d97814a3ce061"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/string/zipball/d9e72497367c23e08bf94176d2be45b00a9d232a",
-                "reference": "d9e72497367c23e08bf94176d2be45b00a9d232a",
+                "url": "https://api.github.com/repos/symfony/string/zipball/e3f98bfc7885c957488f443df82d97814a3ce061",
+                "reference": "e3f98bfc7885c957488f443df82d97814a3ce061",
                 "shasum": ""
             },
             "require": {
-                "php": ">=8.0.2",
+                "php": ">=7.2.5",
                 "symfony/polyfill-ctype": "~1.8",
                 "symfony/polyfill-intl-grapheme": "~1.0",
                 "symfony/polyfill-intl-normalizer": "~1.0",
-                "symfony/polyfill-mbstring": "~1.0"
+                "symfony/polyfill-mbstring": "~1.0",
+                "symfony/polyfill-php80": "~1.15"
             },
             "conflict": {
-                "symfony/translation-contracts": "<2.0"
+                "symfony/translation-contracts": ">=3.0"
             },
             "require-dev": {
-                "symfony/error-handler": "^5.4|^6.0",
-                "symfony/http-client": "^5.4|^6.0",
-                "symfony/translation-contracts": "^2.0|^3.0",
-                "symfony/var-exporter": "^5.4|^6.0"
+                "symfony/error-handler": "^4.4|^5.0|^6.0",
+                "symfony/http-client": "^4.4|^5.0|^6.0",
+                "symfony/translation-contracts": "^1.1|^2",
+                "symfony/var-exporter": "^4.4|^5.0|^6.0"
             },
             "type": "library",
             "autoload": {
@@ -5527,7 +5570,7 @@
                 "utf8"
             ],
             "support": {
-                "source": "https://github.com/symfony/string/tree/v6.0.19"
+                "source": "https://github.com/symfony/string/tree/v5.4.34"
             },
             "funding": [
                 {
@@ -5543,50 +5586,43 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2023-01-01T08:36:10+00:00"
+            "time": "2023-12-09T13:20:28+00:00"
         },
         {
             "name": "thecodingmachine/safe",
-            "version": "v2.5.0",
+            "version": "v1.3.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/thecodingmachine/safe.git",
-                "reference": "3115ecd6b4391662b4931daac4eba6b07a2ac1f0"
+                "reference": "a8ab0876305a4cdaef31b2350fcb9811b5608dbc"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/thecodingmachine/safe/zipball/3115ecd6b4391662b4931daac4eba6b07a2ac1f0",
-                "reference": "3115ecd6b4391662b4931daac4eba6b07a2ac1f0",
+                "url": "https://api.github.com/repos/thecodingmachine/safe/zipball/a8ab0876305a4cdaef31b2350fcb9811b5608dbc",
+                "reference": "a8ab0876305a4cdaef31b2350fcb9811b5608dbc",
                 "shasum": ""
             },
             "require": {
-                "php": "^8.0"
+                "php": ">=7.2"
             },
             "require-dev": {
-                "phpstan/phpstan": "^1.5",
-                "phpunit/phpunit": "^9.5",
+                "phpstan/phpstan": "^0.12",
                 "squizlabs/php_codesniffer": "^3.2",
-                "thecodingmachine/phpstan-strict-rules": "^1.0"
+                "thecodingmachine/phpstan-strict-rules": "^0.12"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "2.2.x-dev"
+                    "dev-master": "0.1-dev"
                 }
             },
             "autoload": {
                 "files": [
                     "deprecated/apc.php",
-                    "deprecated/array.php",
-                    "deprecated/datetime.php",
                     "deprecated/libevent.php",
-                    "deprecated/misc.php",
-                    "deprecated/password.php",
                     "deprecated/mssql.php",
                     "deprecated/stats.php",
-                    "deprecated/strings.php",
                     "lib/special_cases.php",
-                    "deprecated/mysqli.php",
                     "generated/apache.php",
                     "generated/apcu.php",
                     "generated/array.php",
@@ -5607,7 +5643,6 @@
                     "generated/fpm.php",
                     "generated/ftp.php",
                     "generated/funchand.php",
-                    "generated/gettext.php",
                     "generated/gmp.php",
                     "generated/gnupg.php",
                     "generated/hash.php",
@@ -5617,6 +5652,7 @@
                     "generated/image.php",
                     "generated/imap.php",
                     "generated/info.php",
+                    "generated/ingres-ii.php",
                     "generated/inotify.php",
                     "generated/json.php",
                     "generated/ldap.php",
@@ -5625,14 +5661,20 @@
                     "generated/mailparse.php",
                     "generated/mbstring.php",
                     "generated/misc.php",
+                    "generated/msql.php",
                     "generated/mysql.php",
+                    "generated/mysqli.php",
+                    "generated/mysqlndMs.php",
+                    "generated/mysqlndQc.php",
                     "generated/network.php",
                     "generated/oci8.php",
                     "generated/opcache.php",
                     "generated/openssl.php",
                     "generated/outcontrol.php",
+                    "generated/password.php",
                     "generated/pcntl.php",
                     "generated/pcre.php",
+                    "generated/pdf.php",
                     "generated/pgsql.php",
                     "generated/posix.php",
                     "generated/ps.php",
@@ -5643,6 +5685,7 @@
                     "generated/sem.php",
                     "generated/session.php",
                     "generated/shmop.php",
+                    "generated/simplexml.php",
                     "generated/sockets.php",
                     "generated/sodium.php",
                     "generated/solr.php",
@@ -5665,13 +5708,13 @@
                     "generated/zip.php",
                     "generated/zlib.php"
                 ],
-                "classmap": [
-                    "lib/DateTime.php",
-                    "lib/DateTimeImmutable.php",
-                    "lib/Exceptions/",
-                    "deprecated/Exceptions/",
-                    "generated/Exceptions/"
-                ]
+                "psr-4": {
+                    "Safe\\": [
+                        "lib/",
+                        "deprecated/",
+                        "generated/"
+                    ]
+                }
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
@@ -5680,9 +5723,9 @@
             "description": "PHP core functions that throw exceptions instead of returning FALSE on error",
             "support": {
                 "issues": "https://github.com/thecodingmachine/safe/issues",
-                "source": "https://github.com/thecodingmachine/safe/tree/v2.5.0"
+                "source": "https://github.com/thecodingmachine/safe/tree/v1.3.3"
             },
-            "time": "2023-04-05T11:54:14+00:00"
+            "time": "2020-10-28T17:51:34+00:00"
         },
         {
             "name": "theseer/tokenizer",
@@ -5901,6 +5944,57 @@
                 "source": "https://github.com/webmozarts/assert/tree/1.11.0"
             },
             "time": "2022-06-03T18:03:27+00:00"
+        },
+        {
+            "name": "webmozart/path-util",
+            "version": "2.3.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/webmozart/path-util.git",
+                "reference": "d939f7edc24c9a1bb9c0dee5cb05d8e859490725"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/webmozart/path-util/zipball/d939f7edc24c9a1bb9c0dee5cb05d8e859490725",
+                "reference": "d939f7edc24c9a1bb9c0dee5cb05d8e859490725",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.3",
+                "webmozart/assert": "~1.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^4.6",
+                "sebastian/version": "^1.0.1"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "2.3-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Webmozart\\PathUtil\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Bernhard Schussek",
+                    "email": "bschussek@gmail.com"
+                }
+            ],
+            "description": "A robust cross-platform utility for normalizing, comparing and modifying file paths.",
+            "support": {
+                "issues": "https://github.com/webmozart/path-util/issues",
+                "source": "https://github.com/webmozart/path-util/tree/2.3.0"
+            },
+            "abandoned": "symfony/filesystem",
+            "time": "2015-12-17T08:42:14+00:00"
         }
     ],
     "aliases": [],
@@ -5909,11 +6003,11 @@
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": {
-        "php": "~8.0.0 || ~8.1.0 || ~8.2.0 || ~8.3.0"
+        "php": "~7.4.0 || ~8.0.0 || ~8.1.0 || ~8.2.0 || ~8.3.0"
     },
     "platform-dev": [],
     "platform-overrides": {
-        "php": "8.0.30"
+        "php": "7.4.33"
     },
     "plugin-api-version": "2.3.0"
 }
diff --git a/psalm-baseline.xml b/psalm-baseline.xml
index 8c84d26..bc7a883 100644
--- a/psalm-baseline.xml
+++ b/psalm-baseline.xml
@@ -5,4 +5,12 @@
       <code>$referenceTokens</code>
     </MixedPropertyTypeCoercion>
   </file>
+  <file src="src/Specification.php">
+    <MixedInferredReturnType>
+      <code>bool</code>
+    </MixedInferredReturnType>
+    <MixedReturnStatement>
+      <code>$closure($jsonPointer)</code>
+    </MixedReturnStatement>
+  </file>
 </files>
diff --git a/rector.php b/rector.php
index 7846143..b45c915 100644
--- a/rector.php
+++ b/rector.php
@@ -25,7 +25,7 @@
         __DIR__ . '/test/',
     ]);
 
-    $rectorConfig->phpVersion(ValueObject\PhpVersion::PHP_80);
+    $rectorConfig->phpVersion(ValueObject\PhpVersion::PHP_74);
 
     $rectorConfig->sets([
         PHPUnit\Set\PHPUnitSetList::PHPUNIT_90,
diff --git a/src/ReferenceToken.php b/src/ReferenceToken.php
index dfc6c6c..0cb1f11 100644
--- a/src/ReferenceToken.php
+++ b/src/ReferenceToken.php
@@ -20,8 +20,11 @@
  */
 final class ReferenceToken
 {
-    private function __construct(private string $value)
+    private string $value;
+
+    private function __construct(string $value)
     {
+        $this->value = $value;
     }
 
     /**
diff --git a/src/Specification.php b/src/Specification.php
index 0209b69..257eef7 100644
--- a/src/Specification.php
+++ b/src/Specification.php
@@ -15,11 +15,14 @@
 
 final class Specification
 {
+    private \Closure $closure;
+
     /**
      * @param \Closure(JsonPointer):bool $closure
      */
-    private function __construct(private \Closure $closure)
+    private function __construct(\Closure $closure)
     {
+        $this->closure = $closure;
     }
 
     public function isSatisfiedBy(JsonPointer $jsonPointer): bool
diff --git a/test/Unit/JsonPointerTest.php b/test/Unit/JsonPointerTest.php
index 4e206e0..547cab7 100644
--- a/test/Unit/JsonPointerTest.php
+++ b/test/Unit/JsonPointerTest.php
@@ -79,7 +79,7 @@ public static function provideInvalidJsonStringValue(): iterable
     public function testFromJsonStringReturnsJsonPointer(
         string $jsonStringValue,
         string $uriFragmentIdentifierStringValue,
-        array $referenceTokens,
+        array $referenceTokens
     ): void {
         $jsonPointer = JsonPointer::fromJsonString($jsonStringValue);
 
@@ -96,7 +96,7 @@ public function testFromJsonStringReturnsJsonPointer(
     public function testFromUriFragmentIdentifierStringReturnsJsonPointer(
         string $jsonStringValue,
         string $uriFragmentIdentifierStringValue,
-        array $referenceTokens,
+        array $referenceTokens
     ): void {
         $jsonPointer = JsonPointer::fromUriFragmentIdentifierString($uriFragmentIdentifierStringValue);
 
@@ -113,7 +113,7 @@ public function testFromUriFragmentIdentifierStringReturnsJsonPointer(
     public function testFromReferenceTokensReturnsJsonPointer(
         string $jsonStringValue,
         string $uriFragmentIdentifierStringValue,
-        array $referenceTokens,
+        array $referenceTokens
     ): void {
         $jsonPointer = JsonPointer::fromReferenceTokens(...$referenceTokens);
 
@@ -389,7 +389,7 @@ public function testDocumentReturnsJsonPointer(): void
     public function testAppendReturnsJsonPointer(
         JsonPointer $jsonPointer,
         ReferenceToken $referenceToken,
-        JsonPointer $expectedJsonPointer,
+        JsonPointer $expectedJsonPointer
     ): void {
         $mutated = $jsonPointer->append($referenceToken);
 
diff --git a/test/Unit/ReferenceTokenTest.php b/test/Unit/ReferenceTokenTest.php
index 621e540..7215ad6 100644
--- a/test/Unit/ReferenceTokenTest.php
+++ b/test/Unit/ReferenceTokenTest.php
@@ -114,7 +114,7 @@ public static function provideInvalidUriFragmentIdentifierStringValue(): iterabl
     public function testFromJsonStringReturnsReferenceToken(
         string $value,
         string $jsonStringValue,
-        string $uriFragmentIdentifierStringValue,
+        string $uriFragmentIdentifierStringValue
     ): void {
         $referenceToken = ReferenceToken::fromJsonString($jsonStringValue);
 
@@ -129,7 +129,7 @@ public function testFromJsonStringReturnsReferenceToken(
     public function testFromStringReturnsReferenceToken(
         string $value,
         string $jsonStringValue,
-        string $uriFragmentIdentifierStringValue,
+        string $uriFragmentIdentifierStringValue
     ): void {
         $referenceToken = ReferenceToken::fromString($value);
 
@@ -144,7 +144,7 @@ public function testFromStringReturnsReferenceToken(
     public function testFromUriFragmentIdentifierStringReturnsReferenceToken(
         string $value,
         string $jsonStringValue,
-        string $uriFragmentIdentifierStringValue,
+        string $uriFragmentIdentifierStringValue
     ): void {
         $referenceToken = ReferenceToken::fromUriFragmentIdentifierString($uriFragmentIdentifierStringValue);