diff --git a/src/Illuminate/Validation/Concerns/ValidatesAttributes.php b/src/Illuminate/Validation/Concerns/ValidatesAttributes.php
index b6f64dd0679f..98f5c76ce54b 100644
--- a/src/Illuminate/Validation/Concerns/ValidatesAttributes.php
+++ b/src/Illuminate/Validation/Concerns/ValidatesAttributes.php
@@ -314,7 +314,7 @@ protected function getDateTime($value)
      */
     public function validateAlpha($attribute, $value)
     {
-        return is_string($value) && preg_match('/^[\pL\pM]+$/u', $value);
+        return is_string($value) && preg_match('/^[\pL]+$/u', $value);
     }
 
     /**
diff --git a/tests/Validation/ValidationValidatorTest.php b/tests/Validation/ValidationValidatorTest.php
index 28ff228173ab..355b5fecc7d0 100755
--- a/tests/Validation/ValidationValidatorTest.php
+++ b/tests/Validation/ValidationValidatorTest.php
@@ -3892,6 +3892,9 @@ public function testValidateAlpha()
 
         $v = new Validator($trans, ['x' => 'abc123'], ['x' => 'Alpha']);
         $this->assertFalse($v->passes());
+        
+        $v = new Validator($trans, ['x' => "҈"], ['x' => 'Alpha']); // U+0488 unicode pointer "\u{0488}"
+        $this->assertFalse($v->passes());
     }
 
     public function testValidateAlphaNum()