diff --git a/devops-service/lib/stack_template_presets/postgres_cluster.yml b/devops-service/lib/stack_template_presets/postgres_cluster.yml
index e023231..6b8bc1b 100644
--- a/devops-service/lib/stack_template_presets/postgres_cluster.yml
+++ b/devops-service/lib/stack_template_presets/postgres_cluster.yml
@@ -13,6 +13,7 @@ resources:
     type: OS::Nova::Server
     properties:
       key_name: { get_param: key_name }
-      image: 227f4be7-be1c-498d-ab88-54f8b5df249f
-      flavor: m1.small
-      network: devops-net-1
\ No newline at end of file
+      image: 5f4020a1-b6ab-47e4-a0ed-de4324a17c3a
+      flavor: m1.micro
+      networks:
+        - network: devops-net-1
\ No newline at end of file