diff --git a/src/Commands/LaravelConfigCheckerCommand.php b/src/Commands/LaravelConfigCheckerCommand.php
index e231711..1513ab2 100644
--- a/src/Commands/LaravelConfigCheckerCommand.php
+++ b/src/Commands/LaravelConfigCheckerCommand.php
@@ -7,7 +7,6 @@
 use ChrisDiCarlo\LaravelConfigChecker\Resolvers\BladeFileResolver;
 use ChrisDiCarlo\LaravelConfigChecker\Resolvers\PhpFileResolver;
 use ChrisDiCarlo\LaravelConfigChecker\Support\FileChecker;
-use ChrisDiCarlo\LaravelConfigChecker\Support\LoadConfigKeys;
 use Illuminate\Console\Command;
 use Illuminate\Support\Collection;
 
@@ -26,8 +25,6 @@ class LaravelConfigCheckerCommand extends Command
 
     public $description = 'Check all references to config values in PHP and Blade files';
 
-    private Collection $configKeys;
-
     private array $bladeIssues = [];
 
     private array $phpIssues = [];
@@ -41,12 +38,9 @@ public function getIssues(): Collection
     }
 
     public function handle(
-        LoadConfigKeys $loadConfigKeys,
         PhpFileResolver $phpFiles,
         BladeFileResolver $bladeFiles
     ): int {
-        $this->configKeys = $loadConfigKeys();
-
         if ($this->option('no-progress')) {
             intro('--no-progress option used. Disabling progress bar.');
 
@@ -57,7 +51,7 @@ public function handle(
                 foreach ($phpFiles as $file) {
                     $content = file_get_contents($file->getRealPath());
 
-                    $fileChecker = new FileChecker($this->configKeys, $content);
+                    $fileChecker = new FileChecker($content);
 
                     foreach ($fileChecker->check() as $issue) {
                         $this->phpIssues[$file->getRelativePathname()][] = $issue;
@@ -70,7 +64,7 @@ public function handle(
                 $bladeFiles = $bladeFiles->resolve();
                 foreach ($bladeFiles as $file) {
                     $content = file_get_contents($file->getRealPath());
-                    $fileChecker = new FileChecker($this->configKeys, $content);
+                    $fileChecker = new FileChecker($content);
 
                     foreach ($fileChecker->check() as $issue) {
                         $this->bladeIssues[$file->getRelativePathname()][] = $issue;
@@ -87,7 +81,7 @@ public function handle(
 
                         $content = file_get_contents($file->getRealPath());
 
-                        $fileChecker = new FileChecker($this->configKeys, $content);
+                        $fileChecker = new FileChecker($content);
 
                         foreach ($fileChecker->check() as $issue) {
                             $this->phpIssues[$file->getRelativePathname()][] = $issue;
@@ -104,7 +98,7 @@ public function handle(
                         $progress->hint = "Checking {$file->getRelativePathname()}";
 
                         $content = file_get_contents($file->getRealPath());
-                        $fileChecker = new FileChecker($this->configKeys, $content);
+                        $fileChecker = new FileChecker($content);
 
                         foreach ($fileChecker->check() as $issue) {
                             $this->bladeIssues[$file->getRelativePathname()][] = $issue;
diff --git a/src/Support/FileChecker.php b/src/Support/FileChecker.php
index 46d0630..c53cbec 100644
--- a/src/Support/FileChecker.php
+++ b/src/Support/FileChecker.php
@@ -5,11 +5,11 @@
 namespace ChrisDiCarlo\LaravelConfigChecker\Support;
 
 use Illuminate\Support\Collection;
+use Illuminate\Support\Facades\Config;
 
 class FileChecker
 {
     public function __construct(
-        private readonly Collection $configKeys,
         private readonly string $content,
     ) {}
 
@@ -46,7 +46,7 @@ private function checkForFacadeUsage(string $content): array
             $offset = (int) $match[1];
             $lineNumber = substr_count(substr($content, 0, $offset), "\n") + 1;
 
-            if ($this->configKeys->doesntContain($key)) {
+            if (! Config::has($key)) {
                 $issues[] = [
                     'key' => $key,
                     'type' => sprintf('Config::%s()', $matches[1][$index][0]),
@@ -71,7 +71,7 @@ private function checkForHelperUsage(string $content): array
             $offset = (int) $match[1];
             $lineNumber = substr_count(substr($content, 0, $offset), "\n") + 1;
 
-            if ($this->configKeys->doesntContain($key)) {
+            if (! Config::has($key)) {
                 $issues[] = [
                     'key' => $key,
                     'type' => 'config()',
diff --git a/tests/FileCheckerTest.php b/tests/FileCheckerTest.php
index 5d58e5b..9b42946 100644
--- a/tests/FileCheckerTest.php
+++ b/tests/FileCheckerTest.php
@@ -5,13 +5,14 @@
 use ChrisDiCarlo\LaravelConfigChecker\Support\FileChecker;
 use ChrisDiCarlo\LaravelConfigChecker\Support\FileCheckInfo;
 use Illuminate\Support\Collection;
+use Illuminate\Support\Facades\Config;
 
 beforeEach(function () {
-    $this->configKeys = collect([
-        'file',
-        'file.valid_key',
-        'file.nested',
-        'file.nested.key',
+    Config::set('file', [
+        'valid_key' => 'value',
+        'nested' => [
+            'key' => 'value',
+        ],
     ]);
 });
 it('returns a collection of FileCheckInfo objects', function () {
@@ -20,7 +21,7 @@
             Config::get("invalid_key");
         PHP;
 
-    $fileChecker = new FileChecker($this->configKeys, $content);
+    $fileChecker = new FileChecker($content);
 
     $issues = $fileChecker->check();
 
@@ -34,7 +35,7 @@
         echo "Hello, World!";
     PHP;
 
-    $fileChecker = new FileChecker($this->configKeys, $content);
+    $fileChecker = new FileChecker($content);
 
     $issues = $fileChecker->check();
 
@@ -44,7 +45,7 @@
             {{ "Hello, World!" }}
         BLADE;
 
-    $fileChecker = new FileChecker($this->configKeys, $content);
+    $fileChecker = new FileChecker($content);
 
     $issues = $fileChecker->check();
 
@@ -59,7 +60,7 @@
             config("file.valid_key");
         PHP;
 
-    $fileChecker = new FileChecker($this->configKeys, $content);
+    $fileChecker = new FileChecker($content);
 
     $issues = $fileChecker->check();
 
@@ -71,7 +72,7 @@
             {{ config("file.valid_key") }}
         BLADE;
 
-    $fileChecker = new FileChecker($this->configKeys, $content);
+    $fileChecker = new FileChecker($content);
 
     $issues = $fileChecker->check();
 
@@ -89,7 +90,7 @@
             config("file.valid_key");
         PHP;
 
-    $fileChecker = new FileChecker($this->configKeys, $content);
+    $fileChecker = new FileChecker($content);
 
     $issues = $fileChecker->check();
 
@@ -117,7 +118,7 @@
             {{ config("file.valid_key") }}
         BLADE;
 
-    $fileChecker = new FileChecker($this->configKeys, $content);
+    $fileChecker = new FileChecker($content);
 
     $issues = $fileChecker->check();
 
@@ -140,7 +141,7 @@
 it('handles empty content gracefully', function () {
     $content = '';
 
-    $fileChecker = new FileChecker($this->configKeys, $content);
+    $fileChecker = new FileChecker($content);
 
     $issues = $fileChecker->check();
 
@@ -158,12 +159,34 @@
             config("file.valid_key");
         PHP;
 
-    $fileChecker = new FileChecker($this->configKeys, $content);
+    $fileChecker = new FileChecker($content);
 
     $issues = $fileChecker->check();
 
-    expect($issues->contains('key', 'file.valid_key'))->toBeFalse();
-    expect($issues->contains('key', 'file.invalid_key'))->toBeTrue();
+    expect($issues->contains(function ($issue) {
+        return $issue->key === 'file.invalid_key' &&
+            $issue->type === 'Config::get()';
+    }))->toBeTrue();
+    expect($issues->contains(function ($issue) {
+        return $issue->key === 'file.invalid_key' &&
+            $issue->type === 'Config::has()';
+    }))->toBeTrue();
+    expect($issues->contains(function ($issue) {
+        return $issue->key === 'file.invalid_key' &&
+            $issue->type === 'config()';
+    }))->toBeTrue();
+    expect($issues->contains(function ($issue) {
+        return $issue->key === 'file.valid_key' &&
+            $issue->type === 'Config::get()';
+    }))->toBeFalse();
+    expect($issues->contains(function ($issue) {
+        return $issue->key === 'file.valid_key' &&
+            $issue->type === 'Config::has()';
+    }))->toBeFalse();
+    expect($issues->contains(function ($issue) {
+        return $issue->key === 'file.valid_key' &&
+            $issue->type === 'config()';
+    }))->toBeFalse();
 
     $content = <<<'BLADE'
             {{ Config::get("file.invalid_key") }}
@@ -174,12 +197,34 @@
             {{ config("file.valid_key") }}
         BLADE;
 
-    $fileChecker = new FileChecker($this->configKeys, $content);
+    $fileChecker = new FileChecker($content);
 
     $issues = $fileChecker->check();
 
-    expect($issues->contains('key', 'file.valid_key'))->toBeFalse();
-    expect($issues->contains('key', 'file.invalid_key'))->toBeTrue();
+    expect($issues->contains(function ($issue) {
+        return $issue->key === 'file.invalid_key' &&
+            $issue->type === 'Config::get()';
+    }))->toBeTrue();
+    expect($issues->contains(function ($issue) {
+        return $issue->key === 'file.invalid_key' &&
+            $issue->type === 'Config::has()';
+    }))->toBeTrue();
+    expect($issues->contains(function ($issue) {
+        return $issue->key === 'file.invalid_key' &&
+            $issue->type === 'config()';
+    }))->toBeTrue();
+    expect($issues->contains(function ($issue) {
+        return $issue->key === 'file.valid_key' &&
+            $issue->type === 'Config::get()';
+    }))->toBeFalse();
+    expect($issues->contains(function ($issue) {
+        return $issue->key === 'file.valid_key' &&
+            $issue->type === 'Config::has()';
+    }))->toBeFalse();
+    expect($issues->contains(function ($issue) {
+        return $issue->key === 'file.valid_key' &&
+            $issue->type === 'config()';
+    }))->toBeFalse();
 });
 
 it('detects issues for invalid nested keys', function () {
@@ -193,12 +238,34 @@
             config("file.valid_key");
         PHP;
 
-    $fileChecker = new FileChecker($this->configKeys, $content);
+    $fileChecker = new FileChecker($content);
 
     $issues = $fileChecker->check();
 
-    expect($issues->contains('key', 'file.valid_key'))->toBeFalse();
-    expect($issues->contains('key', 'file.nested.invalid_key'))->toBeTrue();
+    expect($issues->contains(function ($issue) {
+        return $issue->key === 'file.nested.invalid_key' &&
+            $issue->type === 'Config::get()';
+    }))->toBeTrue();
+    expect($issues->contains(function ($issue) {
+        return $issue->key === 'file.nested.invalid_key' &&
+            $issue->type === 'Config::has()';
+    }))->toBeTrue();
+    expect($issues->contains(function ($issue) {
+        return $issue->key === 'file.nested.invalid_key' &&
+            $issue->type === 'config()';
+    }))->toBeTrue();
+    expect($issues->contains(function ($issue) {
+        return $issue->key === 'file.valid_key' &&
+            $issue->type === 'Config::get()';
+    }))->toBeFalse();
+    expect($issues->contains(function ($issue) {
+        return $issue->key === 'file.valid_key' &&
+            $issue->type === 'Config::has()';
+    }))->toBeFalse();
+    expect($issues->contains(function ($issue) {
+        return $issue->key === 'file.valid_key' &&
+            $issue->type === 'config()';
+    }))->toBeFalse();
 
     $content = <<<'BLADE'
             {{ Config::get("file.nested.invalid_key") }}
@@ -209,12 +276,34 @@
             {{ config("file.valid_key") }}
         BLADE;
 
-    $fileChecker = new FileChecker($this->configKeys, $content);
+    $fileChecker = new FileChecker($content);
 
     $issues = $fileChecker->check();
 
-    expect($issues->contains('key', 'file.valid_key'))->toBeFalse();
-    expect($issues->contains('key', 'file.nested.invalid_key'))->toBeTrue();
+    expect($issues->contains(function ($issue) {
+        return $issue->key === 'file.nested.invalid_key' &&
+            $issue->type === 'Config::get()';
+    }))->toBeTrue();
+    expect($issues->contains(function ($issue) {
+        return $issue->key === 'file.nested.invalid_key' &&
+            $issue->type === 'Config::has()';
+    }))->toBeTrue();
+    expect($issues->contains(function ($issue) {
+        return $issue->key === 'file.nested.invalid_key' &&
+            $issue->type === 'config()';
+    }))->toBeTrue();
+    expect($issues->contains(function ($issue) {
+        return $issue->key === 'file.valid_key' &&
+            $issue->type === 'Config::get()';
+    }))->toBeFalse();
+    expect($issues->contains(function ($issue) {
+        return $issue->key === 'file.valid_key' &&
+            $issue->type === 'Config::has()';
+    }))->toBeFalse();
+    expect($issues->contains(function ($issue) {
+        return $issue->key === 'file.valid_key' &&
+            $issue->type === 'config()';
+    }))->toBeFalse();
 });
 
 it('ignores methods called config', function () {
@@ -227,7 +316,7 @@
             Config::get('some.other.invalid.key');
         PHP;
 
-    $fileChecker = new FileChecker($this->configKeys, $content);
+    $fileChecker = new FileChecker($content);
 
     $issues = $fileChecker->check();
 
diff --git a/tests/LaravelConfigCheckerCommandTest.php b/tests/LaravelConfigCheckerCommandTest.php
index 46936e9..de5a247 100644
--- a/tests/LaravelConfigCheckerCommandTest.php
+++ b/tests/LaravelConfigCheckerCommandTest.php
@@ -2,11 +2,16 @@
 
 declare(strict_types=1);
 
+use Illuminate\Support\Facades\Config;
+
 use function Pest\Laravel\artisan;
 
 it('displays a message when there are no issues', function () {
-    // set the base path for the application
     $this->app->setBasePath(realpath(__DIR__ . '/fixtures/valid'));
+    Config::set('app.valid_key', 'Laravel Config Checker');
+    Config::set('app.nested', [
+        'key' => 'value',
+    ]);
 
     artisan('config:check')
         ->expectsOutputToContain('No issues found. All config references are valid.')
@@ -14,9 +19,13 @@
 });
 
 it('displays a message when there are issues', function () {
-    // set the base path for the application
     $this->app->setBasePath(realpath(__DIR__ . '/fixtures/invalid'));
 
+    Config::set('app.valid_key', 'Laravel Config Checker');
+    Config::set('app.nested', [
+        'key' => 'value',
+    ]);
+
     artisan('config:check')
         ->expectsOutputToContain('Invalid config references found:')
         ->expectsOutputToContain('app' . DIRECTORY_SEPARATOR . 'TestClassOne.php')
@@ -29,6 +38,11 @@
 it('disables the progress bar when the --no-progress option is used', function () {
     $this->app->setBasePath(realpath(__DIR__ . '/fixtures/valid'));
 
+    Config::set('app.valid_key', 'Laravel Config Checker');
+    Config::set('app.nested', [
+        'key' => 'value',
+    ]);
+
     artisan('config:check', ['--no-progress' => true])
         ->expectsOutputToContain('--no-progress option used. Disabling progress bar.')
         ->expectsOutputToContain('Checking PHP files...')
@@ -40,6 +54,11 @@
 it('skips checking blade files when the --no-blade option is used', function () {
     $this->app->setBasePath(realpath(__DIR__ . '/fixtures/valid'));
 
+    Config::set('app.valid_key', 'Laravel Config Checker');
+    Config::set('app.nested', [
+        'key' => 'value',
+    ]);
+
     artisan('config:check', ['--no-blade' => true])
         ->expectsOutputToContain('Checking PHP files...')
         ->doesntExpectOutputToContain('Checking Blade files...')
@@ -56,6 +75,11 @@
 it('skips checking php files when the --no-php option is used', function () {
     $this->app->setBasePath(realpath(__DIR__ . '/fixtures/valid'));
 
+    Config::set('app.valid_key', 'Laravel Config Checker');
+    Config::set('app.nested', [
+        'key' => 'value',
+    ]);
+
     artisan('config:check', ['--no-php' => true])
         ->expectsOutputToContain('Checking Blade files...')
         ->doesntExpectOutputToContain('Checking PHP files...')