diff --git a/core/lib/Drupal/Core/Entity/EntityTypeManagerInterface.php b/core/lib/Drupal/Core/Entity/EntityTypeManagerInterface.php
index c4fce4e..6f78c88 100644
--- a/core/lib/Drupal/Core/Entity/EntityTypeManagerInterface.php
+++ b/core/lib/Drupal/Core/Entity/EntityTypeManagerInterface.php
@@ -93,7 +93,12 @@ public function getRouteProviders($entity_type);
   public function hasHandler($entity_type, $handler_type);
 
   /**
-   * Creates a new handler instance for a entity type and handler type.
+   * Gets a handler instance for the handler and entity type.
+   *
+   * Handlers are created and cached per entity type,
+   * so what might happen if you expect it to per entity. If a handler
+   * instance is not already instantiated for the entity type,
+   * a new one will be created and returned.
    *
    * @param string $entity_type
    *   The entity type for this handler.