diff --git a/specification/datafactory/resource-manager/Microsoft.DataFactory/stable/2018-06-01/entityTypes/Pipeline.json b/specification/datafactory/resource-manager/Microsoft.DataFactory/stable/2018-06-01/entityTypes/Pipeline.json
index ca91ad80bcf7..9325bc0ab0ff 100644
--- a/specification/datafactory/resource-manager/Microsoft.DataFactory/stable/2018-06-01/entityTypes/Pipeline.json
+++ b/specification/datafactory/resource-manager/Microsoft.DataFactory/stable/2018-06-01/entityTypes/Pipeline.json
@@ -2591,6 +2591,10 @@
         "maxConcurrentConnections": {
           "type": "object",
           "description": "The maximum concurrent connection count for the sink data store. Type: integer (or Expression with resultType integer)."
+        },
+        "tableOption": {
+          "type": "object",
+          "description": "The option to handle sink table, such as autoCreate. For now only 'autoCreate' value is supported. Type: string (or Expression with resultType string)."
         }
       },
       "additionalProperties": {