diff --git a/jsonapi.services.yml b/jsonapi.services.yml
index 8ada025..ca891e4 100644
--- a/jsonapi.services.yml
+++ b/jsonapi.services.yml
@@ -97,7 +97,7 @@ services:
   serializer.encoder.jsonapi:
     class: Drupal\jsonapi\Encoder\JsonEncoder
     tags:
-      - { name: jsonapi_encoder_do_not_use_removal_imminent, priority: 21, format: 'api_json' }
+      - { name: jsonapi_encoder_do_not_use_removal_imminent, format: 'api_json' }
   jsonapi.resource_type.repository:
     class: Drupal\jsonapi\ResourceType\ResourceTypeRepository
     arguments: ['@entity_type.manager', '@entity_type.bundle.info', '@entity_field.manager', '@cache.jsonapi_resource_types']