diff --git a/config/schema/simplenews_scheduler.schema.yml b/config/schema/simplenews_scheduler.schema.yml
index 9b9873b..fc4c6e1 100644
--- a/config/schema/simplenews_scheduler.schema.yml
+++ b/config/schema/simplenews_scheduler.schema.yml
@@ -1,5 +1,5 @@
 simplenews_scheduler.settings:
-  type: mapping
+  type: config_object
   label: Settings
   mapping:
     default_send_action: