diff --git a/db/migrate/20230718151955_add_merge_date_to_organisation.rb b/db/migrate/20230718151955_add_merge_date_to_organisation.rb
new file mode 100644
index 000000000..7a7bac420
--- /dev/null
+++ b/db/migrate/20230718151955_add_merge_date_to_organisation.rb
@@ -0,0 +1,5 @@
+class AddMergeDateToOrganisation < ActiveRecord::Migration[7.0]
+  def change
+    add_column :organisations, :merge_date, :datetime
+  end
+end