diff --git a/lib/templates/create_outboxable_outboxes.rb b/lib/templates/create_outboxable_outboxes.rb
index 2d83c39..02a6e7b 100644
--- a/lib/templates/create_outboxable_outboxes.rb
+++ b/lib/templates/create_outboxable_outboxes.rb
@@ -15,7 +15,6 @@ class CreateOutboxableOutboxes < ActiveRecord::Migration[7.0]
 
       t.jsonb :payload, default: {}
       t.jsonb :headers, default: {}
-      t.jsonb :metadata, default: {}, null: true
 
       t.integer :size, null: false, default: 0
 
diff --git a/lib/templates/mongoid_outbox.rb b/lib/templates/mongoid_outbox.rb
index 1ae4da9..cbe3dd7 100644
--- a/lib/templates/mongoid_outbox.rb
+++ b/lib/templates/mongoid_outbox.rb
@@ -22,7 +22,6 @@ class Outbox
 
   field :payload, type: Hash, default: {}
   field :headers, type: Hash, default: {}
-  field :metadata, type: Hash, default: {}
 
   index({ idempotency_key: 1 }, { unique: true, name: 'idempotency_key_unique_index' })