diff --git a/lib/bugsnag/integrations/sidekiq.rb b/lib/bugsnag/integrations/sidekiq.rb
index 36dfab15..8e86cf77 100644
--- a/lib/bugsnag/integrations/sidekiq.rb
+++ b/lib/bugsnag/integrations/sidekiq.rb
@@ -50,7 +50,7 @@ def self.sidekiq_supports_error_handlers
 
     def self.configure_server(server)
       if Bugsnag::Sidekiq.sidekiq_supports_error_handlers
-        server.error_handlers << proc do |ex, _context|
+        server.error_handlers << proc do |ex, _context, _config = nil|
           Bugsnag::Sidekiq.notify(ex)
           Bugsnag.configuration.clear_request_data
         end