diff --git a/core/lib/Drupal/Core/Entity/ContentEntityInterface.php b/core/lib/Drupal/Core/Entity/ContentEntityInterface.php
index f43bc3b453d2d42537bba2abf83146f133dbc104..cbb7f88c5b3765259ac99fc88e00aab9f13d8347 100644
--- a/core/lib/Drupal/Core/Entity/ContentEntityInterface.php
+++ b/core/lib/Drupal/Core/Entity/ContentEntityInterface.php
@@ -20,25 +20,4 @@
  */
 interface ContentEntityInterface extends \Traversable, FieldableEntityInterface, TranslatableRevisionableInterface {
 
-  /**
-   * Gets the loaded Revision ID of the entity.
-   *
-   * @return int
-   *   The loaded Revision identifier of the entity, or NULL if the entity
-   *   does not have a revision identifier.
-   */
-  public function getLoadedRevisionId();
-
-  /**
-   * Updates the loaded Revision ID with the revision ID.
-   *
-   * This method should not be used, it could unintentionally cause the original
-   * revision ID property value to be lost.
-   *
-   * @internal
-   *
-   * @return $this
-   */
-  public function updateLoadedRevisionId();
-
 }
diff --git a/core/lib/Drupal/Core/Entity/RevisionableInterface.php b/core/lib/Drupal/Core/Entity/RevisionableInterface.php
index 0fc6db2fec9359a310bc6bf3d9bff5da58a42174..58f1bc551156bd1dfda7b6327726d3a5f5404196 100644
--- a/core/lib/Drupal/Core/Entity/RevisionableInterface.php
+++ b/core/lib/Drupal/Core/Entity/RevisionableInterface.php
@@ -39,6 +39,27 @@ public function setNewRevision($value = TRUE);
    */
   public function getRevisionId();
 
+  /**
+   * Gets the loaded Revision ID of the entity.
+   *
+   * @return int
+   *   The loaded Revision identifier of the entity, or NULL if the entity
+   *   does not have a revision identifier.
+   */
+  public function getLoadedRevisionId();
+
+  /**
+   * Updates the loaded Revision ID with the revision ID.
+   *
+   * This method should not be used, it could unintentionally cause the original
+   * revision ID property value to be lost.
+   *
+   * @internal
+   *
+   * @return $this
+   */
+  public function updateLoadedRevisionId();
+
   /**
    * Checks if this entity is the default revision.
    *