diff --git a/app/controllers/traces/projects_controller.rb b/app/controllers/traces/projects_controller.rb
index acbbccaa3..b9b0bb791 100644
--- a/app/controllers/traces/projects_controller.rb
+++ b/app/controllers/traces/projects_controller.rb
@@ -92,7 +92,7 @@ class Traces::ProjectsController < Traces::BaseController
     cookies[:vue_admin_template_token] = {
       :value => current_user&.trace_token,
       :expires => 1.hours.from_now,
-      :domain => Trace.trace_config[:domain]
+      :domain => Trace.trace_config[:cookie_domain]
     }
   end
 end
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