diff --git a/spec/enterprise/services/captain/copilot/chat_service_spec.rb b/spec/enterprise/services/captain/copilot/chat_service_spec.rb
index 256945416..551d9b1b4 100644
--- a/spec/enterprise/services/captain/copilot/chat_service_spec.rb
+++ b/spec/enterprise/services/captain/copilot/chat_service_spec.rb
@@ -4,10 +4,10 @@ RSpec.describe Captain::Copilot::ChatService do
   let(:account) { create(:account, custom_attributes: { plan_name: 'startups' }) }
   let(:inbox) { create(:inbox, account: account) }
   let(:assistant) { create(:captain_assistant, account: account) }
-  let!(:captain_inbox_association) { create(:captain_inbox, captain_assistant: assistant, inbox: inbox) }
+  let(:captain_inbox_association) { create(:captain_inbox, captain_assistant: assistant, inbox: inbox) }
 
-  let(:mock_captain_agent) { double('Captain::Agent') }
-  let(:mock_captain_tool) { double('Captain::Tool') }
+  let(:mock_captain_agent) { instance_double('Captain::Agent') }
+  let(:mock_captain_tool) { instance_double('Captain::Tool') }
 
   describe '#execure' do
     before do