diff --git a/app/models/work_authorization.rb b/app/models/work_authorization.rb
index 520adc4a3..fef7b6fe5 100644
--- a/app/models/work_authorization.rb
+++ b/app/models/work_authorization.rb
@@ -54,7 +54,7 @@ def self.handle_signin_for!(user:, authorize_until: 1.day.from_now, work_pid: ni
   #
   # @see .revoke!
   # rubocop:disable Rails/FindBy
-  def self.authorize!(user:, work_pid:, expires_at: 1.day.from_now)
+  def self.authorize!(user:, work_pid:, expires_at: 1.days.from_now)
     work = ActiveFedora::Base.where(id: work_pid).first
     raise WorkNotFoundError.new(user: user, work_pid: work_pid) unless work