diff --git a/core/modules/system/src/Tests/Plugin/Discovery/AnnotatedClassDiscoveryTest.php b/core/modules/system/src/Tests/Plugin/Discovery/AnnotatedClassDiscoveryTest.php
index 101dee6..008ce66 100644
--- a/core/modules/system/src/Tests/Plugin/Discovery/AnnotatedClassDiscoveryTest.php
+++ b/core/modules/system/src/Tests/Plugin/Discovery/AnnotatedClassDiscoveryTest.php
@@ -45,7 +45,7 @@ protected function setUp() {
       ),
       'kale' => array(
         'id' => 'kale',
-        'label' => 'Kale',
+        'label' => 'Raspberry',
         'color' => 'green',
         'class' => 'Drupal\plugin_test\Plugin\plugin_test\fruit\Kale',
         'provider' => 'plugin_test',
diff --git a/core/modules/system/src/Tests/Plugin/Discovery/CustomDirectoryAnnotatedClassDiscoveryTest.php b/core/modules/system/src/Tests/Plugin/Discovery/CustomDirectoryAnnotatedClassDiscoveryTest.php
index 92a73f3..cef6b57 100644
--- a/core/modules/system/src/Tests/Plugin/Discovery/CustomDirectoryAnnotatedClassDiscoveryTest.php
+++ b/core/modules/system/src/Tests/Plugin/Discovery/CustomDirectoryAnnotatedClassDiscoveryTest.php
@@ -59,7 +59,7 @@ protected function setUp() {
       ),
       'kale' => array(
         'id' => 'kale',
-        'label' => 'Kale',
+        'label' => 'Raspberry',
         'color' => 'green',
         'class' => 'Drupal\plugin_test\Plugin\plugin_test\fruit\Kale',
         'provider' => 'plugin_test',
diff --git a/core/modules/system/tests/modules/plugin_test/src/Plugin/plugin_test/fruit/Kale.php b/core/modules/system/tests/modules/plugin_test/src/Plugin/plugin_test/fruit/Kale.php
index 9c69b15..cfdbdd4 100644
--- a/core/modules/system/tests/modules/plugin_test/src/Plugin/plugin_test/fruit/Kale.php
+++ b/core/modules/system/tests/modules/plugin_test/src/Plugin/plugin_test/fruit/Kale.php
@@ -2,16 +2,16 @@
 
 /**
  * @file
- * Contains \Drupal\plugin_test\Plugin\plugin_test\fruit\Kale.
+ * Contains \Drupal\plugin_test\Plugin\plugin_test\fruit\Raspberry.
  */
 
 namespace Drupal\plugin_test\Plugin\plugin_test\fruit;
 
 /**
  * @Plugin(
- *   id = "kale",
- *   label = "Kale",
- *   color = "green"
+ *   id = "raspberry",
+ *   label = "Raspberry",
+ *   color = "red"
  * )
  */
-class Kale {}
+class Raspberry {}
diff --git a/core/tests/Drupal/Tests/Core/Plugin/DefaultPluginManagerTest.php b/core/tests/Drupal/Tests/Core/Plugin/DefaultPluginManagerTest.php
index 4b3652c..4ac8487 100644
--- a/core/tests/Drupal/Tests/Core/Plugin/DefaultPluginManagerTest.php
+++ b/core/tests/Drupal/Tests/Core/Plugin/DefaultPluginManagerTest.php
@@ -230,7 +230,7 @@ public function testGetDefinitionsWithJustValidInterfaces() {
    * @covers ::enforcePluginInterface
    *
    * @expectedException \Drupal\Component\Plugin\Exception\PluginException
-   * @expectedExceptionMessage Plugin "kale" (Drupal\plugin_test\Plugin\plugin_test\fruit\Kale) in plugin_test should implement interface \Drupal\plugin_test\Plugin\plugin_test\fruit\FruitInterface
+   * @expectedExceptionMessage Plugin "kale" (Drupal\plugin_test\Plugin\plugin_test\fruit\Raspberry) in plugin_test should implement interface \Drupal\plugin_test\Plugin\plugin_test\fruit\FruitInterface
    */
   public function testGetDefinitionsWithInvalidInterfaces() {
     $module_handler = $this->getMock('Drupal\Core\Extension\ModuleHandlerInterface');
@@ -242,7 +242,7 @@ public function testGetDefinitionsWithInvalidInterfaces() {
 
     $this->expectedDefinitions['kale'] = array(
       'id' => 'kale',
-      'label' => 'Kale',
+      'label' => 'Raspberry',
       'color' => 'green',
       'class' => 'Drupal\plugin_test\Plugin\plugin_test\fruit\Kale',
       'provider' => 'plugin_test',
@@ -270,7 +270,7 @@ public function testGetDefinitionsWithoutRequiredInterface() {
 
     $this->expectedDefinitions['kale'] = array(
       'id' => 'kale',
-      'label' => 'Kale',
+      'label' => 'Raspberry',
       'color' => 'green',
       'class' => 'Drupal\plugin_test\Plugin\plugin_test\fruit\Kale',
       'provider' => 'plugin_test',