diff --git a/contrib/ruby_event_store-sidekiq_scheduler/spec/async_handler_helpers_spec.rb b/contrib/ruby_event_store-sidekiq_scheduler/spec/async_handler_helpers_spec.rb
index ff2fb1cfd6..8d722fb58b 100644
--- a/contrib/ruby_event_store-sidekiq_scheduler/spec/async_handler_helpers_spec.rb
+++ b/contrib/ruby_event_store-sidekiq_scheduler/spec/async_handler_helpers_spec.rb
@@ -26,7 +26,7 @@ def perform(event)
 
       SidekiqHandlerWithHelper.prepend(
         RailsEventStore::AsyncHandler.with(
-          event_store: event_store,
+          event_store_locator: ->{ event_store },
           serializer: serializer
         )
       )
diff --git a/rails_event_store/spec/async_handler_helpers_spec.rb b/rails_event_store/spec/async_handler_helpers_spec.rb
index c3b70f259d..c532d3adc4 100644
--- a/rails_event_store/spec/async_handler_helpers_spec.rb
+++ b/rails_event_store/spec/async_handler_helpers_spec.rb
@@ -183,7 +183,7 @@ def perform(event)
 
     specify "ActiveJob with AsyncHandlerJobIdOnly prepended with event store locator" do
       HandlerE = Class.new(IdOnlyHandler)
-      HandlerE.prepend AsyncHandlerJobIdOnly.with(event_store: nil, event_store_locator: -> { event_store })
+      HandlerE.prepend AsyncHandlerJobIdOnly.with(event_store_locator: -> { event_store })
       event_store.subscribe_to_all_events(HandlerE)
       event_store.publish(ev = RubyEventStore::Event.new)