diff --git a/.github/workflows/codecov.yml b/.github/workflows/codecov.yml
index e21f78b..0e0f02c 100644
--- a/.github/workflows/codecov.yml
+++ b/.github/workflows/codecov.yml
@@ -18,6 +18,7 @@ jobs:
           - "8.1"
           - "8.2"
           - "8.3"
+          - "8.4"
 
     steps:
       - name: Checkout
diff --git a/.laminas-ci.json b/.laminas-ci.json
index 790cfe4..29216fa 100644
--- a/.laminas-ci.json
+++ b/.laminas-ci.json
@@ -1,6 +1,3 @@
-{
-  "ignore_php_platform_requirements": {
-    "8.4": true
-  },
-  "backwardCompatibilityCheck": true
-}
+{
+  "backwardCompatibilityCheck": true
+}
diff --git a/README.md b/README.md
index 2c34f27..a8e0fd8 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@
 ## dot-helpers badges
 
 ![OSS Lifecycle](https://img.shields.io/osslifecycle/dotkernel/dot-helpers)
-![PHP from Packagist (specify version)](https://img.shields.io/packagist/php-v/dotkernel/dot-helpers/3.7.0)
+![PHP from Packagist (specify version)](https://img.shields.io/packagist/php-v/dotkernel/dot-helpers/3.7.1)
 
 [![GitHub issues](https://img.shields.io/github/issues/dotkernel/dot-helpers)](https://github.com/dotkernel/dot-helpers/issues)
 [![GitHub forks](https://img.shields.io/github/forks/dotkernel/dot-helpers)](https://github.com/dotkernel/dot-helpers/network)
@@ -17,7 +17,7 @@
 
 ## Requirements
 
-- PHP >= 8.1
+- **PHP**: 8.1, 8.2, 8.3, or 8.4
 
 ## Install
 
@@ -29,4 +29,4 @@ composer require dotkernel/dot-helpers
 
 Next, register the package's `ConfigProvider` to your application config.
 
-Note : Make sure to register the package under the `// DK packages` section.
+> Make sure to register the package under the `// DK packages` section.
diff --git a/composer.json b/composer.json
index 7a2a2de..542b8ff 100644
--- a/composer.json
+++ b/composer.json
@@ -29,9 +29,9 @@
         "laminas/laminas-diactoros": "^3.3.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^10.5.9",
         "laminas/laminas-coding-standard": "^3.0",
-        "vimeo/psalm": "^5.26.1"
+        "phpunit/phpunit": "^10.5.9",
+        "vimeo/psalm": "^6.0"
     },
     "autoload": {
         "psr-4": {
diff --git a/docs/book/v3/configuration.md b/docs/book/v3/configuration.md
index cc7f1ec..a73fc35 100644
--- a/docs/book/v3/configuration.md
+++ b/docs/book/v3/configuration.md
@@ -2,7 +2,7 @@
 
 ## Requirements
 
-- PHP >= 8.1
+- **PHP**: 8.1, 8.2, 8.3, or 8.4
 
 ## Register ConfigProvider
 
@@ -12,4 +12,4 @@ Next, register the package's `ConfigProvider` to your application config.
 Dot\Helpers\ConfigProvider::class,
 ```
 
-Note : Make sure to register the package under the `// DK packages` section.
+> Make sure to register the package under the `// DK packages` section.
diff --git a/docs/book/v3/installation.md b/docs/book/v3/installation.md
index 2c3e9d1..3480171 100644
--- a/docs/book/v3/installation.md
+++ b/docs/book/v3/installation.md
@@ -2,4 +2,6 @@
 
 Install dotkernel/dot-helpers by executing the following Composer command in your project directory:
 
-    composer require dotkernel/dot-helpers
+```shell
+composer require dotkernel/dot-helpers
+```