diff --git a/README.md b/README.md
index aaa3d5d..4b92d3c 100644
--- a/README.md
+++ b/README.md
@@ -98,7 +98,7 @@ Test method `test_custom_error_message()`.
 
 ## Task 9. Your Own Validation Rule.
 
-In `app/Http/Controllers/ArticleController.php` file, in `store` method, the code uses `Uppercase` validation rule that you need to create with Artisan command, and fill in with the rule of "title" having first letter as uppercase.
+In `app/Http/Controllers/ArticleController.php` file, in `store` method, the code uses `Uppercase` validation rule that you need to create with Artisan command, and fill in with the rule of "title" having first letter as uppercase with the error message "The title does not start with an uppercased letter".
 
 Test method `test_custom_validation_rule()`.
 
diff --git a/tests/Feature/ValidationTest.php b/tests/Feature/ValidationTest.php
index eac1799..f5dba8b 100644
--- a/tests/Feature/ValidationTest.php
+++ b/tests/Feature/ValidationTest.php
@@ -108,7 +108,10 @@ class ValidationTest extends TestCase
     {
         $response = $this->post('articles', ['title' => 'lowercase']);
         $response->assertSessionHasErrors([
-            'title' => 'The title does not start with an uppercased letter.',
+            'title' => 'The title does not start with an uppercased letter',
         ])->assertStatus(302);
+
+        $response = $this->post('articles', ['title' => 'Uppercase']);
+        $response->assertStatus(200);
     }
 }