diff --git a/src/recipe/os/APT/ROS.c b/src/recipe/os/APT/ROS.c
index 6f0e921..7885c28 100644
--- a/src/recipe/os/APT/ROS.c
+++ b/src/recipe/os/APT/ROS.c
@@ -3,13 +3,14 @@
  * -------------------------------------------------------------
  * File Authors  :  Heng Guo  <2085471348@qq.com>
  * Contributors  : Aoran Zeng <ccmywish@qq.com>
- *               |  zouri <guoshuaisun@outlook.com>
+ *               |    zouri   <guoshuaisun@outlook.com>
+ *               |
  * Created On    : <2023-09-03>
- * Last Modified : <2024-12-05>
+ * Last Modified : <2024-12-06>
  * ------------------------------------------------------------*/
 
 /**
- * @update 2024-12-05
+ * @update 2024-04-18
  */
 static Source_t os_ros_sources[] =
 {
@@ -26,9 +27,16 @@ static Source_t os_ros_sources[] =
 };
 def_sources_n(os_ros);
 
+
+void
+os_ros_getsrc (char *option)
+{
+  chsrc_view_file (OS_ROS_SourceList);
+}
+
+
 /**
- * 参考：
- * https://mirrors.tuna.tsinghua.edu.cn/help/ros/
+ * @consult https://mirrors.tuna.tsinghua.edu.cn/help/ros/
  */
 void
 os_ros_setsrc (char *option)
@@ -52,4 +60,22 @@ os_ros_setsrc (char *option)
   chsrc_conclude (&source);
 }
 
-def_target_s(os_ros);
+
+Feature_t
+os_ros_feat (char *option)
+{
+  Feature_t f = {0};
+
+  f.can_get = true;
+  f.can_reset = false;
+
+  f.cap_locally = CanNot;
+  f.cap_locally_explain = NULL;
+  f.can_english = true;
+  f.can_user_define = false;
+
+  f.note = "该换源方案中，URL存在拼凑，因此不能手动使用某URL来换源";
+  return f;
+}
+
+def_target_gsf(os_ros);