diff --git a/collection/opendb-verify-codes/collection.json b/collection/opendb-verify-codes/collection.json
index 44f40fa..1c5a168 100644
--- a/collection/opendb-verify-codes/collection.json
+++ b/collection/opendb-verify-codes/collection.json
@@ -81,12 +81,9 @@
       "MgoIsUnique": false
     }
   }, {
-    "IndexName": "state_expired_data_",
+    "IndexName": "expired_data_",
     "MgoKeySchema": {
       "MgoIndexKeys": [{
-        "Name": "state",
-        "Direction": "1"
-      }, {
         "Name": "expired_date",
         "Direction": "1"
       }],