diff --git a/lib/torquebox-sidekiq-service.rb b/lib/torquebox-sidekiq-service.rb
index <HASH>..<HASH> 100644
--- a/lib/torquebox-sidekiq-service.rb
+++ b/lib/torquebox-sidekiq-service.rb
@@ -1,10 +1,11 @@
 # This is needed to make Sidekiq think it's working in a server capacity.
 module Sidekiq
-  class CLI
-  end
+  class Shutdown < RuntimeError; end
+
+  class CLI; end
 end
 
 # Sidekiq requires its processor to be available if configuring server middleware.
 require 'sidekiq/processor'
 
-require 'torque_box/sidekiq_service'
\ No newline at end of file
+require 'torque_box/sidekiq_service'
Sidekiq requires the Sidekiq::Shutdown class to be available now, but it's currently defined in the CLI class that we don't use.