diff --git a/ENGINEERING-ASSETS.hdlp b/ENGINEERING-ASSETS.hdlp
index f5ad10f..2f4fe7d 100644
--- a/ENGINEERING-ASSETS.hdlp
+++ b/ENGINEERING-ASSETS.hdlp
@@ -36,7 +36,7 @@
 调用示例:
 ```bash
 curl -s -X POST "https://ark.cn-beijing.volces.com/api/v3/images/generations" \
-  -H "Authorization: Bearer ark-ddeba9f4-8c5a-449e-b549-9c29ec1e6f8c-a39ea" \
+  -H "Authorization: Bearer <JIMENG_API_KEY>" \
   -H "Content-Type: application/json" \
   -d '{"model":"doubao-seedream-4-0-250828","prompt":"中文提示词","size":"2048x2048"}'
 ```