diff --git a/collection/opendb-news-articles/collection.json b/collection/opendb-news-articles/collection.json
index 2edee28..bd18696 100644
--- a/collection/opendb-news-articles/collection.json
+++ b/collection/opendb-news-articles/collection.json
@@ -97,9 +97,17 @@
       "comment_status": {
         "bsonType": "int",
         "title": "开放评论",
-        "minimum": 0,
-        "maximum": 1,
-        "description": "评论状态：0 关闭  1 开放"
+        "description": "评论状态：0 关闭  1 开放",
+        "enum": [
+          {
+            "value": 0,
+            "text": "关闭"
+          },
+          {
+            "value": 1,
+            "text": "开放"
+          }
+        ]
       },
       "comment_count": {
         "bsonType": "int",
@@ -157,6 +165,5 @@
       }
     }
   },
-  "data": [],
   "index": []
 }