diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index cf6759c..2fe0d0e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -8,19 +8,18 @@ jobs:
 
     strategy:
       matrix:
-        php: ['8.0', 8.1, 8.2]
-        laravel: [11, 10, 9]
-        include:
-          - { laravel: 11, phpunit: 11 }
-          - { laravel: 10, phpunit: 10 }
-          - { laravel: 9, phpunit: 9 }
+        php: [8.2, 8.3, 8.4]
+        lib:
+          - laravel: ^13.0.x-dev
+          - laravel: ^12.0
+          - laravel: ^11.0
         exclude:
-          - { php: 8.0, laravel: 10 }
-          - { php: 8.0, laravel: 11 }
-          - { php: 8.1, laravel: 11 }
+          - php: 8.2
+            lib:
+              laravel: ^13.0.x-dev
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v3
 
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
@@ -28,17 +27,16 @@ jobs:
           php-version: ${{ matrix.php }}
           coverage: xdebug
 
-      - run: composer require "laravel/framework:^${{ matrix.laravel }}" --dev
-      - run: composer require "phpunit/phpunit:^${{ matrix.phpunit }}" --dev
+      - run: composer require "laravel/framework:${{ matrix.lib.laravel }}" --dev
       - run: mkdir -p build/logs
-      - run: vendor/bin/phpunit -c 'phpunit${{ matrix.phpunit }}.xml' --coverage-clover build/logs/clover.xml
+      - run: vendor/bin/phpunit --coverage-clover build/logs/clover.xml
 
       - name: Upload Coverage
         uses: nick-invision/retry@v2
         env:
           COVERALLS_REPO_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           COVERALLS_PARALLEL: 'true'
-          COVERALLS_FLAG_NAME: 'laravel:${{ matrix.laravel }}'
+          COVERALLS_FLAG_NAME: 'laravel:${{ matrix.lib.laravel }}'
         with:
           timeout_minutes: 1
           max_attempts: 3
diff --git a/.scrutinizer.yml b/.scrutinizer.yml
index 1388274..cc94f5c 100644
--- a/.scrutinizer.yml
+++ b/.scrutinizer.yml
@@ -18,7 +18,7 @@ build:
           - php-scrutinizer-run
 
   environment:
-    php: '8.1.8'
+    php: '8.3.17'
 
   dependencies:
     before:
diff --git a/README.md b/README.md
index 9492e52..60c0a78 100644
--- a/README.md
+++ b/README.md
@@ -8,8 +8,11 @@ Null Guard for Laravel. Designed for Middleware-based authentication and testing
 
 ## Requirements
 
-- PHP: `^8.0`
-- Laravel: `^9.0 || ^10.0 || ^11.0`
+- PHP: `^8.2`
+- Laravel: `^11.0 || ^12.0`
+
+> [!NOTE]
+> Older versions have outdated dependency requirements. If you cannot prepare the latest environment, please refer to past releases.
 
 ## Installing
 
diff --git a/composer.json b/composer.json
index b1728dd..e8a4027 100644
--- a/composer.json
+++ b/composer.json
@@ -22,15 +22,15 @@
     },
     "require": {
         "php": "^8.0",
-        "illuminate/auth": "^9.0 || ^10.0 || ^11.0",
-        "illuminate/contracts": "^9.0 || ^10.0 || ^11.0",
-        "illuminate/support": "^9.0 || ^10.0 || ^11.0"
+        "illuminate/auth": "^9.0 || ^10.0 || ^11.0 || ^12.0 || ^13.0",
+        "illuminate/contracts": "^9.0 || ^10.0 || ^11.0 || ^12.0 || ^13.0",
+        "illuminate/support": "^9.0 || ^10.0 || ^11.0 || ^12.0 || ^13.0"
     },
     "require-dev": {
         "orchestra/testbench": "*",
-        "orchestra/testbench-core": ">=7.0",
-        "phpunit/phpunit": ">=9.5",
-        "mockery/mockery": "^1.3.3 || ^1.4.2"
+        "orchestra/testbench-core": ">=9.0",
+        "phpunit/phpunit": ">=11.0",
+        "mockery/mockery": "^1.6.12"
     },
     "minimum-stability": "dev",
     "prefer-stable": true,
diff --git a/phpunit.xml b/phpunit.xml
new file mode 100644
index 0000000..f22e8d3
--- /dev/null
+++ b/phpunit.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    backupGlobals="false"
+    bootstrap="vendor/autoload.php"
+    colors="true"
+    processIsolation="false"
+    stopOnFailure="false"
+    xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/10.0/phpunit.xsd"
+    cacheDirectory=".phpunit.cache"
+    backupStaticProperties="false">
+
+    <source>
+        <include>
+            <directory>./src</directory>
+        </include>
+    </source>
+
+    <coverage/>
+
+    <testsuites>
+        <testsuite name="Package Test Suite">
+            <directory suffix="Test.php">./tests</directory>
+        </testsuite>
+    </testsuites>
+</phpunit>
diff --git a/phpunit10.xml b/phpunit10.xml
deleted file mode 100644
index e0e3371..0000000
--- a/phpunit10.xml
+++ /dev/null
@@ -1,13 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" backupGlobals="false" bootstrap="vendor/autoload.php" colors="true" processIsolation="false" stopOnFailure="false" xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/10.0/phpunit.xsd" cacheDirectory=".phpunit.cache" backupStaticProperties="false">
-    <coverage>
-        <include>
-            <directory suffix=".php">src</directory>
-        </include>
-    </coverage>
-    <testsuites>
-        <testsuite name="Package Test Suite">
-            <directory suffix="Test.php">./tests/</directory>
-        </testsuite>
-    </testsuites>
-</phpunit>
diff --git a/phpunit11.xml b/phpunit11.xml
deleted file mode 100644
index fd9e1f4..0000000
--- a/phpunit11.xml
+++ /dev/null
@@ -1,13 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" backupGlobals="false" bootstrap="vendor/autoload.php" colors="true" processIsolation="false" stopOnFailure="false" xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/11.0/phpunit.xsd" cacheDirectory=".phpunit.cache" backupStaticProperties="false">
-    <source>
-        <include>
-            <directory suffix=".php">src</directory>
-        </include>
-    </source>
-    <testsuites>
-        <testsuite name="Package Test Suite">
-            <directory suffix="Test.php">./tests/</directory>
-        </testsuite>
-    </testsuites>
-</phpunit>
diff --git a/phpunit9.xml b/phpunit9.xml
deleted file mode 100644
index 06da286..0000000
--- a/phpunit9.xml
+++ /dev/null
@@ -1,13 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" backupGlobals="false" bootstrap="vendor/autoload.php" colors="true" processIsolation="false" stopOnFailure="false" xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.6/phpunit.xsd" cacheResultFile=".phpunit.result.cache" backupStaticAttributes="false">
-    <coverage>
-        <include>
-            <directory suffix=".php">src</directory>
-        </include>
-    </coverage>
-    <testsuites>
-        <testsuite name="Package Test Suite">
-            <directory suffix="Test.php">./tests/</directory>
-        </testsuite>
-    </testsuites>
-</phpunit>