diff --git a/composer.json b/composer.json
index cf90741..3a4ca58 100755
--- a/composer.json
+++ b/composer.json
@@ -14,9 +14,9 @@
         }
     ],
     "require": {
-        "php": ">=7.2",
-        "illuminate/console": "^6.0",
-        "illuminate/routing": "^6.0"
+        "php": "^7.2.5|^8.0",
+        "illuminate/console": "^7.0|^8.0",
+        "illuminate/routing": "^7.0|^8.0"
     },
     "autoload": {
         "psr-4": {
@@ -45,6 +45,6 @@
     "minimum-stability": "dev",
     "prefer-stable": true,
     "require-dev": {
-        "orchestra/testbench": "^4.0"
+        "orchestra/testbench": "^5.0|^6.0"
     }
 }
diff --git a/src/Console/InstallCommand.php b/src/Console/InstallCommand.php
index 32db54a..12675e4 100644
--- a/src/Console/InstallCommand.php
+++ b/src/Console/InstallCommand.php
@@ -4,12 +4,9 @@
 
 use Illuminate\Support\Str;
 use Illuminate\Console\Command;
-use Illuminate\Console\DetectsApplicationNamespace;
 
 class InstallCommand extends Command
 {
-    use DetectsApplicationNamespace;
-
     /**
      * The name and signature of the console command.
      *
@@ -40,36 +37,6 @@ public function handle()
         $this->comment('Publishing Otter Configuration...');
         $this->callSilent('vendor:publish', ['--tag' => 'otter-config']);
 
-        $this->registerOtterServiceProvider();
-
         $this->info('Otter scaffolding installed successfully.');
     }
-
-    /**
-     * Register the Otter service provider in the application configuration file.
-     *
-     * @return void
-     */
-    protected function registerOtterServiceProvider()
-    {
-        $namespace = Str::replaceLast('\\', '', $this->getAppNamespace());
-
-        $appConfig = file_get_contents(config_path('app.php'));
-
-        if (Str::contains($appConfig, $namespace.'\\Providers\\OtterServiceProvider::class')) {
-            return;
-        }
-
-        file_put_contents(config_path('app.php'), str_replace(
-            "{$namespace}\\Providers\EventServiceProvider::class,".PHP_EOL,
-            "{$namespace}\\Providers\EventServiceProvider::class,".PHP_EOL."        {$namespace}\Providers\OtterServiceProvider::class,".PHP_EOL,
-            $appConfig
-        ));
-
-        file_put_contents(app_path('Providers/OtterServiceProvider.php'), str_replace(
-            "namespace App\Providers;",
-            "namespace {$namespace}\Providers;",
-            file_get_contents(app_path('Providers/OtterServiceProvider.php'))
-        ));
-    }
 }
diff --git a/src/Otter.php b/src/Otter.php
index 036ce10..d345c02 100755
--- a/src/Otter.php
+++ b/src/Otter.php
@@ -3,6 +3,7 @@
 namespace Poowf\Otter;
 
 use Illuminate\Support\Collection;
+use Illuminate\Support\Facades\Gate;
 use Illuminate\Support\Str;
 use Illuminate\Support\Facades\File;
 use Poowf\Otter\Http\Resources\OtterResource;
@@ -45,12 +46,12 @@ class Otter
      */
     public static function check($request)
     {
-        return (static::$authUsing ?: function () {
-            return app()->environment('local');
-        })($request);
+        return app()->environment('local')
+            ?: Gate::check('viewOtter', [$request->user()]);
     }
 
     /**
+     *
      * Set the callback that should be used to authenticate Otter users.
      *
      * @param  \Closure  $callback
diff --git a/src/OtterApplicationServiceProvider.php b/src/OtterApplicationServiceProvider.php
index 89ff0da..a2c0fa9 100644
--- a/src/OtterApplicationServiceProvider.php
+++ b/src/OtterApplicationServiceProvider.php
@@ -27,8 +27,8 @@ protected function authorization()
         $this->gate();
 
         Otter::auth(function ($request) {
-            return app()->environment('local') ||
-                Gate::check('viewOtter', [$request->user()]);
+            return app()->environment('local')
+                ?: Gate::check('viewOtter', [$request->user()]);
         });
     }