diff --git a/core/lib/Drupal/Core/Entity/TypedData/EntityDataDefinition.php b/core/lib/Drupal/Core/Entity/TypedData/EntityDataDefinition.php
index c2268c8..137da72 100644
--- a/core/lib/Drupal/Core/Entity/TypedData/EntityDataDefinition.php
+++ b/core/lib/Drupal/Core/Entity/TypedData/EntityDataDefinition.php
@@ -59,7 +59,7 @@ public function getPropertyDefinitions() {
       if ($entity_type_id = $this->getEntityTypeId()) {
         // Return an empty array for entity types that don't support typed data.
         $entity_type_class = \Drupal::entityManager()->getDefinition($entity_type_id)->getClass();
-        if (!in_array('Drupal\Core\TypedData\TypedDataInterface', class_implements($entity_type_class))) {
+        if (!in_array('Drupal\Core\Entity\ContentEntityInterface', class_implements($entity_type_class))) {
           $this->propertyDefinitions = array();
         }
         else {