diff --git a/app/Config/View.php b/app/Config/View.php
index a1c649a5c214..f674325ee74f 100644
--- a/app/Config/View.php
+++ b/app/Config/View.php
@@ -47,9 +47,9 @@ class View extends BaseView
      * have a chance to alter the generated output just prior to caching
      * the results.
      *
-     * All classes must implement CodeIgniter\View\ViewDecorator
+     * All classes must implement CodeIgniter\View\ViewDecoratorInterface
      *
-     * @var array
+     * @var class-string<\CodeIgniter\View\ViewDecoratorInterface>[]
      */
     public $decorators = [];
 }
diff --git a/system/Config/View.php b/system/Config/View.php
index 2522a9727b03..fb3f2ec00c82 100644
--- a/system/Config/View.php
+++ b/system/Config/View.php
@@ -93,9 +93,9 @@ class View extends BaseConfig
      * have a chance to alter the generated output just prior to caching
      * the results.
      *
-     * All classes must implement CodeIgniter\View\ViewDecorator
+     * All classes must implement CodeIgniter\View\ViewDecoratorInterface
      *
-     * @var array
+     * @var class-string<\CodeIgniter\View\ViewDecoratorInterface>[]
      */
     public $decorators = [];
 
diff --git a/system/Language/en/View.php b/system/Language/en/View.php
index 3aad53122a78..ac94be50fd82 100644
--- a/system/Language/en/View.php
+++ b/system/Language/en/View.php
@@ -17,5 +17,5 @@
     'noCellClass'           => 'No view cell class provided.',
     'invalidCellClass'      => 'Unable to locate view cell class: {0}.',
     'tagSyntaxError'        => 'You have a syntax error in your Parser tags: {0}',
-    'invalidDecoratorClass' => '{0} is not a valid ViewDecorator.',
+    'invalidDecoratorClass' => '{0} is not a valid View Decorator.',
 ];
diff --git a/system/View/ViewDecoratorTrait.php b/system/View/ViewDecoratorTrait.php
index 1bff8b06a750..23ace6e7c4a6 100644
--- a/system/View/ViewDecoratorTrait.php
+++ b/system/View/ViewDecoratorTrait.php
@@ -1,5 +1,14 @@
 <?php
 
+/**
+ * This file is part of CodeIgniter 4 framework.
+ *
+ * (c) CodeIgniter Foundation <admin@codeigniter.com>
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
 namespace CodeIgniter\View;
 
 use CodeIgniter\View\Exceptions\ViewException;
@@ -12,7 +21,7 @@ trait ViewDecoratorTrait
      * Runs the generated output through and declared
      * view decorators.
      */
-    private function decorateOutput(string $html): string
+    protected function decorateOutput(string $html): string
     {
         $decorators = config('View')->decorators;
 
diff --git a/tests/_support/View/WorldDecorator.php b/tests/_support/View/WorldDecorator.php
index b305dbb38573..09f17a43ed44 100644
--- a/tests/_support/View/WorldDecorator.php
+++ b/tests/_support/View/WorldDecorator.php
@@ -23,8 +23,6 @@ class WorldDecorator implements ViewDecoratorInterface
 {
     public static function decorate(string $html): string
     {
-        $html = str_ireplace('World', 'Galaxy', $html);
-
-        return $html;
+        return str_ireplace('World', 'Galaxy', $html);
     }
 }
diff --git a/tests/system/View/DecoratorsTest.php b/tests/system/View/DecoratorsTest.php
index 0a19965a142f..571005897099 100644
--- a/tests/system/View/DecoratorsTest.php
+++ b/tests/system/View/DecoratorsTest.php
@@ -38,7 +38,7 @@ protected function setUp(): void
 
     public function testNoDecoratorsDoesntAlter()
     {
-        $config = $this->config;
+        $config             = $this->config;
         $config->decorators = [];
         Factories::injectMock('config', 'View', $config);
 
@@ -55,7 +55,7 @@ public function testThrowsOnInvalidClass()
         $this->expectException(ViewException::class);
         $this->expectExceptionMessage(lang('View.invalidDecoratorClass', ['Tests\Support\View\BadDecorator']));
 
-        $config = $this->config;
+        $config             = $this->config;
         $config->decorators = [BadDecorator::class];
         Factories::injectMock('config', 'View', $config);
 
@@ -69,7 +69,7 @@ public function testThrowsOnInvalidClass()
 
     public function testDecoratorAltersOutput()
     {
-        $config = $this->config;
+        $config             = $this->config;
         $config->decorators = [WorldDecorator::class];
         Factories::injectMock('config', 'View', $config);
 
@@ -83,7 +83,7 @@ public function testDecoratorAltersOutput()
 
     public function testParserNoDecoratorsDoesntAlter()
     {
-        $config = $this->config;
+        $config             = $this->config;
         $config->decorators = [];
         Factories::injectMock('config', 'View', $config);
 
@@ -95,7 +95,7 @@ public function testParserNoDecoratorsDoesntAlter()
 
     public function testParserDecoratorAltersOutput()
     {
-        $config = $this->config;
+        $config             = $this->config;
         $config->decorators = [WorldDecorator::class];
         Factories::injectMock('config', 'View', $config);
 
diff --git a/user_guide_src/source/outgoing/view_decorators.rst b/user_guide_src/source/outgoing/view_decorators.rst
index 0b0590035e8d..acf5c825072a 100644
--- a/user_guide_src/source/outgoing/view_decorators.rst
+++ b/user_guide_src/source/outgoing/view_decorators.rst
@@ -19,9 +19,9 @@ the resulting HTML.
 
     namespace App\Views\Decorators;
 
-    use CodeIgniter\Views\Interfaces\ViewDecorator;
+    use CodeIgniter\Views\ViewDecoratorInterface;
 
-    class MyDecorator implements ViewDecorator
+    class MyDecorator implements ViewDecoratorInterface
     {
         public static function decorate(string $html): string
         {