diff --git a/.github/workflows/codecov.yml b/.github/workflows/codecov.yml
index 190b4da..7ad749b 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 82cd446..29216fa 100644
--- a/.laminas-ci.json
+++ b/.laminas-ci.json
@@ -1,6 +1,3 @@
 {
-  "ignore_php_platform_requirements": {
-    "8.4": true
-  },
   "backwardCompatibilityCheck": true
 }
diff --git a/README.md b/README.md
index 7469370..3564f00 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 Authentication base package defining interfaces for authentication services to be used with Dotkernel applications.
 
 ![OSS Lifecycle](https://img.shields.io/osslifecycle/dotkernel/dot-authentication)
-![PHP from Packagist (specify version)](https://img.shields.io/packagist/php-v/dotkernel/dot-authentication/2.5.0)
+![PHP from Packagist (specify version)](https://img.shields.io/packagist/php-v/dotkernel/dot-authentication/2.5.1)
 
 [![GitHub issues](https://img.shields.io/github/issues/dotkernel/dot-authentication)](https://github.com/dotkernel/dot-authentication/issues)
 [![GitHub forks](https://img.shields.io/github/forks/dotkernel/dot-authentication)](https://github.com/dotkernel/dot-authentication/network)
diff --git a/composer.json b/composer.json
index b0b1db3..c1a0777 100644
--- a/composer.json
+++ b/composer.json
@@ -16,7 +16,7 @@
     "require-dev": {
         "laminas/laminas-coding-standard": "^3.0",
         "phpunit/phpunit": "^10.2",
-        "vimeo/psalm": "^5.13"
+        "vimeo/psalm": "^6.0"
     },
     "autoload": {
         "psr-4": {
diff --git a/psalm-baseline.xml b/psalm-baseline.xml
new file mode 100644
index 0000000..446f66a
--- /dev/null
+++ b/psalm-baseline.xml
@@ -0,0 +1,42 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<files psalm-version="6.0.0@b8e96bb617bf59382113b1b56cef751f648a7dc9">
+  <file src="src/AuthenticationInterface.php">
+    <UnusedClass>
+      <code><![CDATA[AuthenticationInterface]]></code>
+    </UnusedClass>
+  </file>
+  <file src="src/AuthenticationResult.php">
+    <PossiblyUnusedMethod>
+      <code><![CDATA[__construct]]></code>
+      <code><![CDATA[getCode]]></code>
+      <code><![CDATA[getIdentity]]></code>
+      <code><![CDATA[getMessage]]></code>
+      <code><![CDATA[hasIdentity]]></code>
+      <code><![CDATA[isValid]]></code>
+      <code><![CDATA[setCode]]></code>
+      <code><![CDATA[setIdentity]]></code>
+      <code><![CDATA[setMessage]]></code>
+    </PossiblyUnusedMethod>
+  </file>
+  <file src="src/Exception/InvalidArgumentException.php">
+    <UnusedClass>
+      <code><![CDATA[InvalidArgumentException]]></code>
+    </UnusedClass>
+  </file>
+  <file src="src/Exception/RuntimeException.php">
+    <UnusedClass>
+      <code><![CDATA[RuntimeException]]></code>
+    </UnusedClass>
+  </file>
+  <file src="src/Exception/UnauthorizedException.php">
+    <UnusedClass>
+      <code><![CDATA[UnauthorizedException]]></code>
+    </UnusedClass>
+  </file>
+  <file src="src/Identity/IdentityInterface.php">
+    <PossiblyUnusedMethod>
+      <code><![CDATA[getId]]></code>
+      <code><![CDATA[getName]]></code>
+    </PossiblyUnusedMethod>
+  </file>
+</files>
diff --git a/psalm.xml b/psalm.xml
index df50202..55c65c5 100644
--- a/psalm.xml
+++ b/psalm.xml
@@ -5,6 +5,7 @@
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xmlns="https://getpsalm.org/schema/config"
         xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"
+    errorBaseline="psalm-baseline.xml"
 >
     <projectFiles>
         <directory name="src" />
diff --git a/src/AuthenticationInterface.php b/src/AuthenticationInterface.php
index a7892b9..baff1f7 100644
--- a/src/AuthenticationInterface.php
+++ b/src/AuthenticationInterface.php
@@ -8,9 +8,6 @@
 use Psr\Http\Message\ResponseInterface;
 use Psr\Http\Message\ServerRequestInterface;
 
-/**
- * Interface AuthenticationInterface
- */
 interface AuthenticationInterface
 {
     /**
diff --git a/src/Exception/ExceptionInterface.php b/src/Exception/ExceptionInterface.php
index 76add1f..fbd8d1c 100644
--- a/src/Exception/ExceptionInterface.php
+++ b/src/Exception/ExceptionInterface.php
@@ -4,9 +4,6 @@
 
 namespace Dot\Authentication\Exception;
 
-/**
- * Interface ExceptionInterface
- */
 interface ExceptionInterface
 {
 }
diff --git a/src/Identity/IdentityInterface.php b/src/Identity/IdentityInterface.php
index eaea76d..2a76054 100644
--- a/src/Identity/IdentityInterface.php
+++ b/src/Identity/IdentityInterface.php
@@ -4,9 +4,6 @@
 
 namespace Dot\Authentication\Identity;
 
-/**
- * Interface IdentityInterface
- */
 interface IdentityInterface
 {
     public function getId(): mixed;