diff --git a/devops-service/providers/ec2.rb b/devops-service/providers/ec2.rb
index f55f6ee..b0367fa 100644
--- a/devops-service/providers/ec2.rb
+++ b/devops-service/providers/ec2.rb
@@ -256,6 +256,9 @@ module Provider
       stack_resources(stack).map{|r| compute.servers.get(r.physical_resource_id)}
     end
 
+    def create_default_stack_name s
+      "stack-#{self.ssh_key}-#{s.project}-#{s.deploy_env}-#{Time.now.to_i}"
+    end
   private
     def convert_groups list
       res = {}