diff --git a/app/views/users/_user.json.jbuilder b/app/views/users/_user.json.jbuilder
index 4fb05b7ba..581072072 100644
--- a/app/views/users/_user.json.jbuilder
+++ b/app/views/users/_user.json.jbuilder
@@ -4,5 +4,5 @@ json.name user.full_name
 json.grade user.grade
 json.identity user&.user_extension&.identity
 # json.email user.mail # 邮箱原则上不暴露的，如果实在需要的话只能对某些具体的接口公开
-json.image_url image_tag(url_to_avatar(user))
+json.image_url url_to_avatar(user)
 json.school user.school_name
\ No newline at end of file