diff --git a/devops-service/workers/stack_bootstrap_worker.rb b/devops-service/workers/stack_bootstrap_worker.rb
index c7298b0..6ad25d7 100644
--- a/devops-service/workers/stack_bootstrap_worker.rb
+++ b/devops-service/workers/stack_bootstrap_worker.rb
@@ -184,6 +184,7 @@ class StackBootstrapWorker < Worker
     stack_servers_with_priority = {}
     stack_servers_info.each do |priority, info_array|
       stack_servers_with_priority[priority] = info_array.map do |extended_info|
+        @out.puts "Instance '#{extended_info["id"]}' has been launched with stack."
         server_attrs = {
           'provider' => provider.name,
           'project' => project.id,