diff --git a/xos/tosca/samples/scalable_service.yaml b/xos/tosca/samples/scalable_service.yaml
index 4b2a2f6..bbcb297 100644
--- a/xos/tosca/samples/scalable_service.yaml
+++ b/xos/tosca/samples/scalable_service.yaml
@@ -7,38 +7,11 @@
 
 topology_template:
   node_templates:
-    mysite:
-      type: tosca.nodes.Site
-
-    mysite_tosca_scalable:
-      type: tosca.nodes.Slice
-      requirements:
-          - slice:
-                node: mysite
-                relationship: tosca.relationships.MemberOfSite
-
-    my_scalable_server:
-      type: tosca.nodes.Compute
+    scalable_service:
+      type: tosca.nodes.Service
       capabilities:
-        # Host container properties
-        host:
-         properties:
-           num_cpus: 1
-           disk_size: 10 GB
-           mem_size: 4 MB
-         scalable:
-           min_instances: 1
-           max_instances: 25
-           default_instances: 13
-        # Guest Operating System properties
-        os:
-          properties:
-            # host Operating System image properties
-            architecture: x86_64
-            type: linux
-            distribution: rhel
-            version: 6.5
-      requirements:
-          - slice:
-                node: mysite_tosca_scalable
-                relationship: tosca.relationships.MemberOfSlice
+          scalable:
+              properties:
+                  max_instances: 25
+                  min_instances: 1
+                  default_instances: 1