diff --git a/app/Http/Requests/Setup/StoreSetupRequest.php b/app/Http/Requests/Setup/StoreSetupRequest.php
index c7e0262433..13d37f2dab 100644
--- a/app/Http/Requests/Setup/StoreSetupRequest.php
+++ b/app/Http/Requests/Setup/StoreSetupRequest.php
@@ -27,31 +27,38 @@ class StoreSetupRequest extends Request
 
     public function rules()
     {
-        return [
-          /*System*/
-          'url' => 'required',
-          /*Database*/
-          'db_host' => 'required',
-          'db_database' => 'required',
-          'db_username' => 'required',
-          'db_password' => '',
-          /*Mail driver*/
-          'mail_driver' => 'required',
-          'encryption' => 'required_unless:mail_driver,log',
-          'mail_host' => 'required_unless:mail_driver,log',
-          'mail_username' => 'required_unless:mail_driver,log',
-          'mail_name' => 'required_unless:mail_driver,log',
-          'mail_address' => 'required_unless:mail_driver,log',
-          'mail_password' => 'required_unless:mail_driver,log',
-          /*user registration*/
-          'privacy_policy'    => 'required',
-          'terms_of_service'  => 'required',
-          'first_name' => 'required',
-          'last_name' => 'required',
-          'email' => 'required|email:rfc,dns',
-          'password' => 'required',
-        ];
-    }
+        $rules = [
+			/*System*/
+			'url'              => 'required',
+			/*Mail driver*/
+			'mail_driver'      => 'required',
+			'encryption'       => 'required_unless:mail_driver,log',
+			'mail_host'        => 'required_unless:mail_driver,log',
+			'mail_username'    => 'required_unless:mail_driver,log',
+			'mail_name'        => 'required_unless:mail_driver,log',
+			'mail_address'     => 'required_unless:mail_driver,log',
+			'mail_password'    => 'required_unless:mail_driver,log',
+			/*user registration*/
+			'privacy_policy'   => 'required',
+			'terms_of_service' => 'required',
+			'first_name'       => 'required',
+			'last_name'        => 'required',
+			'email'            => 'required|email:rfc,dns',
+			'password'         => 'required',
+		];
+
+		if ( ! config( 'ninja.preconfigured_install' ) ) {
+			$rules = array_merge( $rules, [
+				/*Database*/
+				'db_host'     => 'required',
+				'db_database' => 'required',
+				'db_username' => 'required',
+				'db_password' => '',
+			] );
+		}
+
+		return $rules;
+	}
 
     protected function prepareForValidation()
     {