diff --git a/core/modules/entity/lib/Drupal/entity/Entity/EntityViewMode.php b/core/modules/entity/lib/Drupal/entity/Entity/EntityViewMode.php
index 1d17d5e..6fa66cb 100644
--- a/core/modules/entity/lib/Drupal/entity/Entity/EntityViewMode.php
+++ b/core/modules/entity/lib/Drupal/entity/Entity/EntityViewMode.php
@@ -55,5 +55,17 @@
  * )
  */
 class EntityViewMode extends EntityDisplayModeBase implements EntityViewModeInterface {
-
+  /**
+   * {@inheritdoc}
+   */
+  public function setTargetType($targetType) {
+    $this->set('targetEntityType', $targetType);
+    return $this;;
+  }
+  /**
+   * {@inheritdoc}
+   */
+  public function setLabel($label) {
+    $this->set('label', $label);
+  }
 }
diff --git a/core/modules/entity/lib/Drupal/entity/EntityDisplayModeBase.php b/core/modules/entity/lib/Drupal/entity/EntityDisplayModeBase.php
index 1541143..32b2720 100644
--- a/core/modules/entity/lib/Drupal/entity/EntityDisplayModeBase.php
+++ b/core/modules/entity/lib/Drupal/entity/EntityDisplayModeBase.php
@@ -33,7 +33,7 @@
    *
    * @var string
    */
-  public $label;
+  protected $label;
 
   /**
    * The entity type this form or view mode is used for.
@@ -43,7 +43,7 @@
    *
    * @var string
    */
-  public $targetEntityType;
+  protected $targetEntityType;
 
   /**
    * Whether or not this form or view mode has custom settings by default.
diff --git a/core/modules/entity/lib/Drupal/entity/EntityViewModeInterface.php b/core/modules/entity/lib/Drupal/entity/EntityViewModeInterface.php
index 7ff4e51..1640e07 100644
--- a/core/modules/entity/lib/Drupal/entity/EntityViewModeInterface.php
+++ b/core/modules/entity/lib/Drupal/entity/EntityViewModeInterface.php
@@ -11,5 +11,22 @@
  * Provides an interface defining an entity view mode entity type.
  */
 interface EntityViewModeInterface extends EntityDisplayModeInterface {
-
+  /**
+   * Sets the target entity type to be displayed.
+   *
+   * @param string targetType
+   *   The entity type that this EntityView is for
+   *
+   * @return self
+   */
+  public function setTargetType($targetType);
+  /**
+   * Sets the label.
+   *
+   * @param string $label
+   *   The label to be set for the viewMode.
+   *
+   * @return self
+   */
+  public function setLabel($label);
 }