diff --git a/controller/user.go b/controller/user.go
index a897d41..dc18139 100644
--- a/controller/user.go
+++ b/controller/user.go
@@ -327,8 +327,8 @@ func modifyAccountDetail(c *gin.Context) {
 	newUserInfo := new(model.UserDetail)
 	newUserInfo.Id = targetUserId
 	newUserInfo.Name = &modForm.Name
-	if &modForm.Name != nil {
-		abbr := tools.PinyinAbbr(*&modForm.Name)
+	if len(modForm.Name) > 0 {
+		abbr := tools.PinyinAbbr(modForm.Name)
 		newUserInfo.Abbr = &abbr
 	}
 	newUserInfo.Region = modForm.Region