From 1e61053e819b080d1c3f0df121f0da4e2b3ff7d0 Mon Sep 17 00:00:00 2001
From: sdk-team <sdk-team@alibabacloud.com>
Date: Wed, 13 May 2020 15:33:59 +0800
Subject: [PATCH] Generated 2019-09-10 for waf-openapi.

---
 ChangeLog.txt                           | 4 ++++
 services/waf-openapi/delete_instance.go | 1 -
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/ChangeLog.txt b/ChangeLog.txt
index ec21b1f85a..9eaa9f84db 100644
--- a/ChangeLog.txt
+++ b/ChangeLog.txt
@@ -1,3 +1,7 @@
+2020-05-13 Version: v1.61.189
+- Generated 2019-09-10 for `waf-openapi`.
+
+
 2020-05-13 Version: v1.61.188
 - Generated 2018-03-13 for `retailcloud`.
 - Supported AAA for BBB.
diff --git a/services/waf-openapi/delete_instance.go b/services/waf-openapi/delete_instance.go
index e0fbb61c40..f09aeb92e6 100644
--- a/services/waf-openapi/delete_instance.go
+++ b/services/waf-openapi/delete_instance.go
@@ -80,7 +80,6 @@ type DeleteInstanceRequest struct {
 	InstanceId      string `position:"Query" name:"InstanceId"`
 	SourceIp        string `position:"Query" name:"SourceIp"`
 	Lang            string `position:"Query" name:"Lang"`
-	Region          string `position:"Query" name:"Region"`
 }
 
 // DeleteInstanceResponse is the response struct for api DeleteInstance