diff --git a/core/lib/Drupal/Core/Config/Entity/ConfigEntityInterface.php b/core/lib/Drupal/Core/Config/Entity/ConfigEntityInterface.php
index 09d487d..5aa737d 100644
--- a/core/lib/Drupal/Core/Config/Entity/ConfigEntityInterface.php
+++ b/core/lib/Drupal/Core/Config/Entity/ConfigEntityInterface.php
@@ -15,17 +15,6 @@
 interface ConfigEntityInterface extends EntityInterface {
 
   /**
-   * Sets the entity UUID (Universally Unique Identifier).
-   *
-   * The UUID is guaranteed to be unique and can be used to identify an entity
-   * across multiple systems.
-   *
-   * @return string
-   *   The UUID of the entity, or NULL if the entity does not have one.
-   */
-  public function setUuid();
-
-  /**
    * Returns the original ID.
    *
    * @return string|null