diff --git a/xos/tosca/custom_types/xos.m4 b/xos/tosca/custom_types/xos.m4
index cafc3cb..e1f6c2e 100644
--- a/xos/tosca/custom_types/xos.m4
+++ b/xos/tosca/custom_types/xos.m4
@@ -478,6 +478,9 @@
             vtnAPIVersion:
                 type: string
                 required: false
+            controllerPort:
+                type: string
+                required: false
 
 
     tosca.nodes.CDNService:
diff --git a/xos/tosca/custom_types/xos.yaml b/xos/tosca/custom_types/xos.yaml
index 8c9e15b..8403a9e 100644
--- a/xos/tosca/custom_types/xos.yaml
+++ b/xos/tosca/custom_types/xos.yaml
@@ -946,6 +946,9 @@
             vtnAPIVersion:
                 type: string
                 required: false
+            controllerPort:
+                type: string
+                required: false
 
 
     tosca.nodes.CDNService: