diff --git a/core/lib/Drupal/Core/TypedData/TypedDataManager.php b/core/lib/Drupal/Core/TypedData/TypedDataManager.php
index c200e43..8e9d148 100644
--- a/core/lib/Drupal/Core/TypedData/TypedDataManager.php
+++ b/core/lib/Drupal/Core/TypedData/TypedDataManager.php
@@ -378,6 +378,14 @@ public function getConstraints($definition) {
       $constraints[] = $validation_manager->create('NotNull', array());
     }
 
+    // If the definition does not provide a class use the class from the type
+    // definition for performing interface checks.
+    $class = isset($definition['class']) ? $definition['class'] : $type_definition['class'];
+    // Check if the class provides allowed values.
+    if (array_key_exists('Drupal\Core\TypedData\AllowedValuesInterface', class_implements($class)) && array_key_exists('Drupal\Core\TypedData\PrimitiveInterface', class_implements($class))) {
+      $constraints[] = $validation_manager->create('AllowedValues', array());
+    }
+
     return $constraints;
   }
 }