diff --git a/api-ref/source/samples/db-create-config-group-request.json b/api-ref/source/samples/db-create-config-group-request.json
index e8acd72a6e..2da236da2f 100644
--- a/api-ref/source/samples/db-create-config-group-request.json
+++ b/api-ref/source/samples/db-create-config-group-request.json
@@ -1,15 +1,11 @@
 {
     "configuration": {
-        "datastore": [
-            {
+        "datastore": {
                 "type": "mysql"
-            }
-        ],
-        "values": [
-            {
+        },
+        "values": {
                 "sync_binlog": 1
-            }
-        ],
+        },
         "name": "group1"
     }
 }