diff --git a/.gitattributes b/.gitattributes
index 87f3679..2d44cfe 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -2,6 +2,5 @@
 /tests           export-ignore
 /.gitattributes  export-ignore
 /.gitignore      export-ignore
-/Robofile.php    export-ignore
 /*.md            export-ignore
 /*.yml           export-ignore
diff --git a/composer.json b/composer.json
index b0c3292..bbd2981 100644
--- a/composer.json
+++ b/composer.json
@@ -1,10 +1,13 @@
 {
     "name": "codeception/module-phpbrowser",
     "description": "Codeception module for testing web application over HTTP",
-    "keywords": [ "codeception", "http", "functional-testing" ],
-    "homepage": "https://codeception.com/",
-    "type": "library",
     "license": "MIT",
+    "type": "library",
+    "keywords": [
+        "codeception",
+        "http",
+        "functional-testing"
+    ],
     "authors": [
         {
             "name": "Michael Bodnarchuk"
@@ -13,18 +16,18 @@
             "name": "Gintautas Miselis"
         }
     ],
-    "minimum-stability": "dev",
+    "homepage": "https://codeception.com/",
     "require": {
         "php": "^8.0",
         "ext-json": "*",
-        "guzzlehttp/guzzle": "^7.4",
-        "codeception/lib-innerbrowser": "^2.0 | *@dev",
-        "codeception/codeception": "^5.0.0-alpha1"
+        "codeception/codeception": "dev-5.0-interfaces as 5.0.0",
+        "codeception/lib-innerbrowser": "^3.0",
+        "guzzlehttp/guzzle": "^7.4"
     },
     "require-dev": {
         "ext-curl": "*",
         "aws/aws-sdk-php": "^3.199",
-        "codeception/module-rest": "^2.0 | *@dev"
+        "codeception/module-rest": "^2.0 || *@dev"
     },
     "conflict": {
         "codeception/codeception": "<5.0"
@@ -32,12 +35,14 @@
     "suggest": {
         "codeception/phpbuiltinserver": "Start and stop PHP built-in web server for your tests"
     },
+    "minimum-stability": "dev",
     "autoload": {
         "classmap": [
             "src/"
         ]
     },
     "config": {
-        "classmap-authoritative": true
+        "classmap-authoritative": true,
+        "sort-packages": true
     }
 }
diff --git a/readme.md b/readme.md
index 144cbb8..3c26e32 100644
--- a/readme.md
+++ b/readme.md
@@ -9,7 +9,7 @@ A Codeception module for testing web application over HTTP.
 
 ## Requirements
 
-* `PHP 7.4` or higher.
+* `PHP 8.0` or higher.
 
 ## Installation
 
diff --git a/src/Codeception/Module/PhpBrowser.php b/src/Codeception/Module/PhpBrowser.php
index 672e4c1..0222876 100644
--- a/src/Codeception/Module/PhpBrowser.php
+++ b/src/Codeception/Module/PhpBrowser.php
@@ -83,12 +83,12 @@ class PhpBrowser extends InnerBrowser implements Remote, MultiSession
     /**
      * @var string[]
      */
-    protected $requiredFields = ['url'];
+    protected array $requiredFields = ['url'];
 
     /**
-     * @var array
+     * @var array<string, mixed>
      */
-    protected $config = [
+    protected array $config = [
         'headers' => [],
         'verify' => false,
         'expect' => false,