diff --git a/README.md b/README.md
index 08e8bee..045d12f 100644
--- a/README.md
+++ b/README.md
@@ -145,7 +145,7 @@ helm upgrade -i  torna-server torna/ --values local-values/torna/values.yaml -n
 ```
 
 helm upgrade -i --namespace=crm1 new-sino-crm1 doc/helm/new-sino --values doc/helm/new-sino/values.yaml
-
+helm delete --namespace=crm1 new-sino-crm1 
 
 ## superset
 https://hub.fastgit.org/apache/superset/tree/master/helm/superset
diff --git a/local-values/xxl-job/crm1.yaml b/local-values/xxl-job/crm1.yaml
index cb4b730..5f96fd4 100644
--- a/local-values/xxl-job/crm1.yaml
+++ b/local-values/xxl-job/crm1.yaml
@@ -7,7 +7,7 @@ image:
   repository: xuxueli/xxl-job-admin
   pullPolicy: IfNotPresent
   # Overrides the image tag whose default is the chart appVersion.
-  tag: "2.3.0"
+  tag: "2.2.0"
 
 imagePullSecrets: []
   # - name: images.pull.secret