diff --git a/modules/jsonapi_defaults/src/Controller/EntityResource.php b/modules/jsonapi_defaults/src/Controller/EntityResource.php
index a60778d..9ef23d1 100644
--- a/modules/jsonapi_defaults/src/Controller/EntityResource.php
+++ b/modules/jsonapi_defaults/src/Controller/EntityResource.php
@@ -140,7 +140,7 @@ class EntityResource extends JsonApiEntityResourse {
       );
       throw new \LengthException($message);
     }
-    return $relatable_resource_types[0];
+    return reset($relatable_resource_types);
   }
 
   /**