diff --git a/documentation/api/vela-restful-api-reference.md b/documentation/api/vela-restful-api-reference.md
index 95c0107f9..e6fb11c2a 100644
--- a/documentation/api/vela-restful-api-reference.md
+++ b/documentation/api/vela-restful-api-reference.md
@@ -32,15 +32,17 @@ the successful message.
 
 sample request:
 ```json
-{"envName":"ccc","namespace":"ccc"}
+{
+  "envName": "e2",
+  "namespace": "e2",
+  "email": "e@gmail.com",
+  "domain": "d.com"
+}
 ```
 
 sample response:
 ```json
-{
-"code": 200,
-"data": "Create env succeed"
-}
+{"code":200,"data":"environment e2 created, Namespace: e2, Email: e@gmail.com."}
 ```
 
 ### GET /api/envs/ (env list)