diff --git a/openstack/autoscaling/v1/tags/requests.go b/openstack/autoscaling/v1/tags/requests.go
index d7af4e1bf..9409ddbd8 100644
--- a/openstack/autoscaling/v1/tags/requests.go
+++ b/openstack/autoscaling/v1/tags/requests.go
@@ -27,7 +27,7 @@ func doAction(client *golangsdk.ServiceClient, id string, opts ActionOptsBuilder
 		return
 	}
 	_, r.Err = client.Post(actionURL(client, id), b, nil, &golangsdk.RequestOpts{
-		OkCodes: []int{204},
+		OkCodes: []int{200, 204},
 	})
 	return
 }
@@ -41,6 +41,15 @@ func Create(client *golangsdk.ServiceClient, id string, tags []ResourceTag) (r A
 	return doAction(client, id, opts)
 }
 
+//Update is a method of updating group tags by id, used by hcs
+func Update(client *golangsdk.ServiceClient, id string, tags []ResourceTag) (r ActionResult) {
+	opts := ActionOpts{
+		Tags:   tags,
+		Action: "update",
+	}
+	return doAction(client, id, opts)
+}
+
 //Delete is a method of deleting group tags by id
 func Delete(client *golangsdk.ServiceClient, id string, tags []ResourceTag) (r ActionResult) {
 	opts := ActionOpts{