diff --git a/xos/onboard/exampleservice/exampleservice-onboard.yaml b/xos/onboard/exampleservice/exampleservice-onboard.yaml
index 91dbb2e..9999a38 100644
--- a/xos/onboard/exampleservice/exampleservice-onboard.yaml
+++ b/xos/onboard/exampleservice/exampleservice-onboard.yaml
@@ -17,6 +17,7 @@
           admin: admin.py
           synchronizer: synchronizer/manifest
           tosca_custom_types: exampleservice.yaml
+          tosca_resource: tosca/resources/exampleservice.py, tosca/resources/exampletenant.py
           rest_service: api/service/exampleservice.py
           rest_tenant: api/tenant/exampletenant.py
           private_key: file:///opt/xos/key_import/exampleservice_rsa
diff --git a/xos/tosca/custom_types/xos.m4 b/xos/tosca/custom_types/xos.m4
index 9497b6d..9e6cb41 100644
--- a/xos/tosca/custom_types/xos.m4
+++ b/xos/tosca/custom_types/xos.m4
@@ -80,6 +80,10 @@
                 type: string
                 required: false
                 description: url of tosca custom_types
+            tosca_resource:
+                type: string
+                required: false
+                description: url of tosca resource
             rest_service:
                 type: string
                 required: false
diff --git a/xos/tosca/custom_types/xos.yaml b/xos/tosca/custom_types/xos.yaml
index 66229d5..0888c53 100644
--- a/xos/tosca/custom_types/xos.yaml
+++ b/xos/tosca/custom_types/xos.yaml
@@ -188,6 +188,10 @@
                 type: string
                 required: false
                 description: url of tosca custom_types
+            tosca_resource:
+                type: string
+                required: false
+                description: url of tosca resource
             rest_service:
                 type: string
                 required: false
diff --git a/xos/tosca/resources/servicecontroller.py b/xos/tosca/resources/servicecontroller.py
index 34b95c2..d821b56 100644
--- a/xos/tosca/resources/servicecontroller.py
+++ b/xos/tosca/resources/servicecontroller.py
@@ -15,25 +15,33 @@
     copyin_props = ["base_url"]
 
     def postprocess_resource_prop(self, obj, kind, format):
-        value = self.get_property(kind)
-        if value:
-            scr = ServiceControllerResource.objects.filter(service_controller=obj, kind=kind, format=format)
-            if scr:
-                scr=scr[0]
-                if scr.url != value:
-                    self.info("updating resource %s" % kind)
-                    scr.url = value
+        values = self.get_property(kind)
+        if values:
+            for i,value in enumerate(values.split(",")):
+                value = value.strip()
+
+                name=kind
+                if i>0:
+                    name = "%s_%d" %( name, i)
+
+                scr = ServiceControllerResource.objects.filter(service_controller=obj, name=name, kind=kind, format=format)
+                if scr:
+                    scr=scr[0]
+                    if scr.url != value:
+                        self.info("updating resource %s" % kind)
+                        scr.url = value
+                        scr.save()
+                else:
+                    self.info("adding resource %s" % kind)
+                    scr = ServiceControllerResource(service_controller=obj, name=name, kind=kind, format=format, url=value)
                     scr.save()
-            else:
-                self.info("adding resource %s" % kind)
-                scr = ServiceControllerResource(service_controller=obj, name=kind, kind=kind, format=format, url=value)
-                scr.save()
 
     def postprocess(self, obj):
         # allow these common resource to be specified directly by the ServiceController tosca object
         self.postprocess_resource_prop(obj, "models", "python")
         self.postprocess_resource_prop(obj, "admin", "python")
         self.postprocess_resource_prop(obj, "tosca_custom_types", "yaml")
+        self.postprocess_resource_prop(obj, "tosca_resource", "python")
         self.postprocess_resource_prop(obj, "synchronizer", "manifest")
         self.postprocess_resource_prop(obj, "private_key", "raw")
         self.postprocess_resource_prop(obj, "public_key", "raw")