diff --git a/doc/ServerDocument.md b/doc/ServerDocument.md
index b3ef5f9..1e8302f 100644
--- a/doc/ServerDocument.md
+++ b/doc/ServerDocument.md
@@ -78,7 +78,7 @@
 
 
 
-注意：参数是按字母升序排列
+    注意：参数是按字母升序排列  akey=value&bkey=value.... + secretkey
 
 
 4. 错误码对照表