diff --git a/src/Commands/InitCommand.php b/src/Commands/InitCommand.php
index 2fc9d80..4226b38 100644
--- a/src/Commands/InitCommand.php
+++ b/src/Commands/InitCommand.php
@@ -215,6 +215,8 @@ public function handle(): void
 
         $this->setAutoDocContactEmail($this->codeOwnerEmail);
 
+        $this->addDefaultHttpExceptionRender();
+
         Artisan::call('migrate');
     }
 
@@ -227,6 +229,50 @@ protected function setAutoDocContactEmail(string $email): void
         $config->write();
     }
 
+    protected function addDefaultHttpExceptionRender(): void
+    {
+        $file = base_path('bootstrap/app.php');
+
+        $content = file_get_contents($file);
+
+        $find = [
+            '$exceptions->render(function (HttpException $exception, Request $request)',
+            '$exceptions->render(function (\Symfony\Component\HttpKernel\Exception\HttpException $exception, \Illuminate\Http\Request $request)',
+        ];
+
+        if (Str::contains($content, $find)) {
+            return;
+        }
+
+        $imports = [
+            'use Symfony\Component\HttpKernel\Exception\HttpException;',
+            'use Illuminate\Http\Request;',
+        ];
+
+        foreach ($imports as $import) {
+            if (!Str::contains($content, $import)) {
+                $content = preg_replace('/<\?php\s*/', "<?php\n\n{$import}\n", $content, 1);
+            }
+        }
+
+        $codeToAdd = view('project-initializator::default_http_exception')->render();
+
+        $baseIndent = '    ';
+
+        $content = preg_replace_callback(
+            pattern: '/^([ \t]*)(->withExceptions\(function \(Exceptions \$exceptions\)(?:\: void)? \{)/m',
+            callback: function ($matches) use ($codeToAdd, $baseIndent) {
+                $currentIndent = $matches[1];
+                $indentedCode = preg_replace('/^/m', $currentIndent . $baseIndent, $codeToAdd);
+                return $matches[0] . "\n" . $indentedCode;
+            },
+            subject: $content,
+            limit: 1
+        );
+
+        file_put_contents($file, $content);
+    }
+
     protected function createAdminUser(string $kebabName): void
     {
         $defaultPassword = substr(md5(uniqid()), 0, 8);
diff --git a/src/ProjectInitializatorServiceProvider.php b/src/ProjectInitializatorServiceProvider.php
index b0d1fca..91dec33 100644
--- a/src/ProjectInitializatorServiceProvider.php
+++ b/src/ProjectInitializatorServiceProvider.php
@@ -22,5 +22,6 @@ public function boot(): void
         ], 'initializator-web-login');
 
         $this->loadViewsFrom(__DIR__ . '/../resources/views', 'initializator');
+        $this->loadViewsFrom(__DIR__ . '/../stubs', 'project-initializator');
     }
 }
diff --git a/stubs/default_http_exception.blade.php b/stubs/default_http_exception.blade.php
new file mode 100644
index 0000000..2ae584b
--- /dev/null
+++ b/stubs/default_http_exception.blade.php
@@ -0,0 +1,5 @@
+$exceptions->render(function (HttpException $exception, Request $request) {
+    return ($request->expectsJson())
+        ? response()->json(['error' => $exception->getMessage()], $exception->getStatusCode())
+        : null;
+});
\ No newline at end of file
diff --git a/tests/InitCommandTest.php b/tests/InitCommandTest.php
index 5591514..cb0be9d 100644
--- a/tests/InitCommandTest.php
+++ b/tests/InitCommandTest.php
@@ -22,6 +22,10 @@ public function testRunWithoutAdminAndReadmeCreationConvertAppNameToPascalCaseTe
                 'arguments' => ['.env.development'],
                 'result' => $this->getFixture('env.development_app_name_pascal_case.yml'),
             ],
+            [
+                'arguments' => [base_path('bootstrap/app.php')],
+                'result' => $this->getFixture('app.php'),
+            ],
         );
 
         $this->mockFilePutContent(
@@ -32,6 +36,10 @@ public function testRunWithoutAdminAndReadmeCreationConvertAppNameToPascalCaseTe
                 "\nAuth::routes();\n",
                 FILE_APPEND,
             ],
+            [
+                base_path('bootstrap/app.php'),
+                $this->getFixture('app_after_changes.php'),
+            ],
         );
 
         $this->mockClassExists([
@@ -76,6 +84,10 @@ public function testRunWithoutAdminAndReadmeCreation()
                 'arguments' => ['.env.development'],
                 'result' => $this->getFixture('env.development_app_name_pascal_case.yml'),
             ],
+            [
+                'arguments' => [base_path('bootstrap/app.php')],
+                'result' => $this->getFixture('app.php'),
+            ],
         );
 
         $this->mockFilePutContent(
@@ -90,6 +102,10 @@ public function testRunWithoutAdminAndReadmeCreation()
                 'renovate.json',
                 $this->getFixture('renovate.json'),
             ],
+            [
+                base_path('bootstrap/app.php'),
+                $this->getFixture('app_after_changes.php'),
+            ],
         );
 
         $this->mockShellExec(
@@ -132,6 +148,10 @@ public function testRunWithAdminAndWithoutReadmeCreation()
                 'arguments' => ['.env.development'],
                 'result' => $this->getFixture('env.development.yml'),
             ],
+            [
+                'arguments' => [base_path('bootstrap/app.php')],
+                'result' => $this->getFixture('app.php'),
+            ],
         );
 
         $this->mockFilePutContent(
@@ -146,6 +166,10 @@ public function testRunWithAdminAndWithoutReadmeCreation()
                 'database/migrations/2018_11_11_111111_add_default_user.php',
                 $this->getFixture('migration.php'),
             ],
+            [
+                base_path('bootstrap/app.php'),
+                $this->getFixture('app_after_changes.php'),
+            ],
         );
 
         $this->mockShellExec(
@@ -240,6 +264,10 @@ public function testRunWithAdminAndDefaultReadmeCreation()
                 'arguments' => [base_path('/vendor/ronasit/laravel-project-initializator/resources/md/readme/RENOVATE.md')],
                 'result' => $this->getTemplate('RENOVATE.md'),
             ],
+            [
+                'arguments' => [base_path('bootstrap/app.php')],
+                'result' => $this->getFixture('app.php'),
+            ],
         );
 
         $this->mockFilePutContent(
@@ -282,6 +310,10 @@ public function testRunWithAdminAndDefaultReadmeCreation()
                 'README.md',
                 $this->getFixture('default_readme_after_using_renovate.md'),
             ],
+            [
+                base_path('bootstrap/app.php'),
+                $this->getFixture('app_after_changes.php'),
+            ],
         );
 
         $this->mockShellExec(
@@ -405,6 +437,10 @@ public function testRunWithAdminAndPartialReadmeCreation()
                 'arguments' => [base_path('/vendor/ronasit/laravel-project-initializator/resources/md/readme/CREDENTIALS_AND_ACCESS.md')],
                 'result' => $this->getTemplate('CREDENTIALS_AND_ACCESS.md'),
             ],
+            [
+                'arguments' => [base_path('bootstrap/app.php')],
+                'result' => $this->getFixture('app.php'),
+            ],
         );
 
         $this->mockFilePutContent(
@@ -419,6 +455,10 @@ public function testRunWithAdminAndPartialReadmeCreation()
                 'README.md',
                 $this->getFixture('partial_readme.md'),
             ],
+            [
+                base_path('bootstrap/app.php'),
+                $this->getFixture('app_after_changes.php'),
+            ],
         );
 
         $this->mockShellExec(
@@ -541,6 +581,10 @@ public function testRunWithAdminAndFullReadmeCreationAndRemovingInitializatorIns
                 'arguments' => [base_path('/vendor/ronasit/laravel-project-initializator/resources/md/readme/RENOVATE.md')],
                 'result' => $this->getTemplate('RENOVATE.md'),
             ],
+            [
+                'arguments' => [base_path('bootstrap/app.php')],
+                'result' => $this->getFixture('app.php'),
+            ],
         );
 
         $this->mockFilePutContent(
@@ -567,6 +611,10 @@ public function testRunWithAdminAndFullReadmeCreationAndRemovingInitializatorIns
                 'README.md',
                 $this->getFixture('full_readme_after_using_renovate.md'),
             ],
+            [
+                base_path('bootstrap/app.php'),
+                $this->getFixture('app_after_changes.php'),
+            ],
         );
 
         $this->mockShellExec(
@@ -687,6 +735,10 @@ public function testRunWithoutAdminAndUsingTelescope()
                 'arguments' => [base_path('/vendor/ronasit/laravel-project-initializator/resources/md/readme/CREDENTIALS_AND_ACCESS.md')],
                 'result' => $this->getTemplate('CREDENTIALS_AND_ACCESS.md'),
             ],
+            [
+                'arguments' => [base_path('bootstrap/app.php')],
+                'result' => $this->getFixture('app.php'),
+            ],
         );
 
         $this->mockFilePutContent(
@@ -701,6 +753,10 @@ public function testRunWithoutAdminAndUsingTelescope()
                 'README.md',
                 $this->getFixture('partial_readme_with_telescope.md'),
             ],
+            [
+                base_path('bootstrap/app.php'),
+                $this->getFixture('app_after_changes.php'),
+            ],
         );
 
         $this->mockShellExec(
@@ -839,6 +895,10 @@ public function testRunWithClerkMobileApp(): void
                 'arguments' => [base_path('/vendor/ronasit/laravel-project-initializator/resources/md/readme/RENOVATE.md')],
                 'result' => $this->getTemplate('RENOVATE.md'),
             ],
+            [
+                'arguments' => [base_path('bootstrap/app.php')],
+                'result' => $this->getFixture('app.php'),
+            ],
         );
 
         $this->mockFilePutContent(
@@ -881,6 +941,10 @@ public function testRunWithClerkMobileApp(): void
                 'README.md',
                 $this->getFixture('default_readme_with_mobile_app_after_using_renovate.md'),
             ],
+            [
+                base_path('bootstrap/app.php'),
+                $this->getFixture('app_after_changes.php'),
+            ],
         );
 
         $this->mockShellExec(
diff --git a/tests/fixtures/InitCommandTest/app.php b/tests/fixtures/InitCommandTest/app.php
new file mode 100644
index 0000000..c183276
--- /dev/null
+++ b/tests/fixtures/InitCommandTest/app.php
@@ -0,0 +1,18 @@
+<?php
+
+use Illuminate\Foundation\Application;
+use Illuminate\Foundation\Configuration\Exceptions;
+use Illuminate\Foundation\Configuration\Middleware;
+
+return Application::configure(basePath: dirname(__DIR__))
+    ->withRouting(
+        web: __DIR__.'/../routes/web.php',
+        commands: __DIR__.'/../routes/console.php',
+        health: '/up',
+    )
+    ->withMiddleware(function (Middleware $middleware): void {
+        //
+    })
+    ->withExceptions(function (Exceptions $exceptions): void {
+        //
+    })->create();
diff --git a/tests/fixtures/InitCommandTest/app_after_changes.php b/tests/fixtures/InitCommandTest/app_after_changes.php
new file mode 100644
index 0000000..b96ca44
--- /dev/null
+++ b/tests/fixtures/InitCommandTest/app_after_changes.php
@@ -0,0 +1,25 @@
+<?php
+
+use Illuminate\Http\Request;
+use Symfony\Component\HttpKernel\Exception\HttpException;
+use Illuminate\Foundation\Application;
+use Illuminate\Foundation\Configuration\Exceptions;
+use Illuminate\Foundation\Configuration\Middleware;
+
+return Application::configure(basePath: dirname(__DIR__))
+    ->withRouting(
+        web: __DIR__.'/../routes/web.php',
+        commands: __DIR__.'/../routes/console.php',
+        health: '/up',
+    )
+    ->withMiddleware(function (Middleware $middleware): void {
+        //
+    })
+    ->withExceptions(function (Exceptions $exceptions): void {
+        $exceptions->render(function (HttpException $exception, Request $request) {
+            return ($request->expectsJson())
+                ? response()->json(['error' => $exception->getMessage()], $exception->getStatusCode())
+                : null;
+        });
+        //
+    })->create();