diff --git a/specification/automation/resource-manager/Microsoft.Automation/preview/2017-05-15-preview/definitions.json b/specification/automation/resource-manager/Microsoft.Automation/preview/2017-05-15-preview/definitions.json
index c8d4f96729b5..00f327e6e341 100644
--- a/specification/automation/resource-manager/Microsoft.Automation/preview/2017-05-15-preview/definitions.json
+++ b/specification/automation/resource-manager/Microsoft.Automation/preview/2017-05-15-preview/definitions.json
@@ -712,6 +712,13 @@
           "items": {
             "type": "string"
           }
+        },
+        "includedKbNumbers": {
+          "type": "array",
+          "description": "KB numbers included from the software update configuration.",
+          "items": {
+            "type": "string"
+          }
         }
       }
     },
@@ -739,6 +746,13 @@
           "items": {
             "type": "string"
           }
+        },
+        "includedPackageNameMasks": {
+          "type": "array",
+          "description": "packages included from the software update configuration.",
+          "items": {
+            "type": "string"
+          }
         }
       }
     },