diff --git a/pkg/util/aws/provider/provider.go b/pkg/util/aws/provider/provider.go
index c774e51f6c..dc7f8b84ca 100644
--- a/pkg/util/aws/provider/provider.go
+++ b/pkg/util/aws/provider/provider.go
@@ -13,6 +13,10 @@ func (self *SAwsProviderFactory) GetId() string {
 	return aws.CLOUD_PROVIDER_AWS
 }
 
+func (self *SAwsProviderFactory) ValidateChangeBandwidth(instanceId string, bandwidth int64) error {
+	return nil
+}
+
 func (self *SAwsProviderFactory) GetProvider(providerId, providerName, url, account, secret string) (cloudprovider.ICloudProvider, error) {
 	client, err := aws.NewAwsClient(providerId, providerName, url, account, secret)
 	if err != nil {
diff --git a/pkg/util/qcloud/provider/provider.go b/pkg/util/qcloud/provider/provider.go
index 206fb909bf..a6b3b1398d 100644
--- a/pkg/util/qcloud/provider/provider.go
+++ b/pkg/util/qcloud/provider/provider.go
@@ -1,6 +1,8 @@
 package provider
 
 import (
+	"fmt"
+
 	"yunion.io/x/jsonutils"
 	"yunion.io/x/onecloud/pkg/cloudprovider"
 	"yunion.io/x/onecloud/pkg/util/qcloud"
@@ -14,6 +16,13 @@ func (self *SQcloudProviderFactory) GetId() string {
 	return qcloud.CLOUD_PROVIDER_QCLOUD
 }
 
+func (self *SQcloudProviderFactory) ValidateChangeBandwidth(instanceId string, bandwidth int64) error {
+	if len(instanceId) == 0 {
+		return fmt.Errorf("Only changes to the binding machine's EIP bandwidth are supported")
+	}
+	return nil
+}
+
 func (self *SQcloudProviderFactory) GetProvider(providerId, providerName, url, account, secret string) (cloudprovider.ICloudProvider, error) {
 	client, err := qcloud.NewQcloudClient(providerId, providerName, account, secret)
 	if err != nil {