diff --git a/drivers/baidu_photo/help.go b/drivers/baidu_photo/help.go
index 524f6a89..bf234534 100644
--- a/drivers/baidu_photo/help.go
+++ b/drivers/baidu_photo/help.go
@@ -18,7 +18,7 @@ func getTid() string {
 
 // 检查名称
 func checkName(name string) bool {
-	return len(name) <= 20 && regexp.MustCompile("[\u4e00-\u9fa5A-Za-z0-9_-]").MatchString(name)
+	return len(name) <= 50 && regexp.MustCompile("[\u4e00-\u9fa5A-Za-z0-9_-]").MatchString(name)
 }
 
 func toTime(t int64) *time.Time {
diff --git a/drivers/baidu_photo/utils.go b/drivers/baidu_photo/utils.go
index 5a7dd801..15761036 100644
--- a/drivers/baidu_photo/utils.go
+++ b/drivers/baidu_photo/utils.go
@@ -23,7 +23,7 @@ const (
 )
 
 var (
-	ErrNotSupportName = errors.New("only chinese and english, numbers and underscores are supported, and the length is no more than 20")
+	ErrNotSupportName = errors.New("only chinese and english, numbers and underscores are supported, and the length is no more than 50")
 )
 
 func (d *BaiduPhoto) Request(furl string, method string, callback base.ReqCallback, resp interface{}) ([]byte, error) {