diff --git a/src/recipe/os/YUM/openEuler.c b/src/recipe/os/YUM/openEuler.c
index e0378e9a..c996ead2 100644
--- a/src/recipe/os/YUM/openEuler.c
+++ b/src/recipe/os/YUM/openEuler.c
@@ -4,8 +4,9 @@
  * File Authors  :  Heng Guo  <2085471348@qq.com>
  * Contributors  : Aoran Zeng <ccmywish@qq.com>
  *               | Yangmoooo <yangmoooo@outlook.com>
+ *               | happy game <happygame1024@gmail.com>
  * Created On    : <2023-09-06>
- * Last Modified : <2024-09-14>
+ * Last Modified : <2024-12-18>
  * ------------------------------------------------------------*/
 
 /**
@@ -20,13 +21,13 @@ static Source_t os_openeuler_sources[] =
   {&Tuna,             "https://mirrors.tuna.tsinghua.edu.cn/openeuler/"},
   {&Tencent,          "https://mirrors.tencent.com/openeuler/"},
   // {&Tencent_Intra, "https://mirrors.tencentyun.com/openeuler/"},
-  {&Netease,          "https://mirrors.163.com/openeuler/"},
-  {&Sohu,             "https://mirrors.sohu.com/openeuler/"}
+  {&Netease,          "https://mirrors.163.com/openeuler/"}
+  // {&Sohu,             "https://mirrors.sohu.com/openeuler/"}
 };
 def_sources_n(os_openeuler);
 
 /**
- * HELP: 未经测试
+ * @update: 2024-12-18
  */
 void
 os_openeuler_setsrc (char *option)
@@ -35,17 +36,22 @@ os_openeuler_setsrc (char *option)
 
   chsrc_yield_source_and_confirm (os_openeuler);
 
-  chsrc_backup (OS_openEuler_SourceList);
+  chsrc_backup (OS_Yum_SourceList_D OS_openEuler_SourceList);
 
-  char *towrite = xy_strjoin (3, "s#http://repo.openeuler.org#",
-                              source.url,
-                              "#\'< /etc/yum.repos.d/openEuler.repo.bak");
-
-  chsrc_overwrite_file (towrite, OS_openEuler_SourceList);
+  // 替换 baseurl=<<URL>>/openEuler-xx.xx/... 
+  // openEuler-xx.xx 为 openEuler 版本号
+  // sed -E 's!^baseurl=.*?/openEuler-([^/]+)!baseurl=source.url/openEuler-\1/!g' OS_openEuler_SourceList
+  char* cmd = xy_strjoin (6, "sed ",
+         "-i -E 's!^baseurl=.*?/openEuler-([^/]+)!baseurl=",
+         source.url,
+         "openEuler-\\1",
+         "!g' ",
+         OS_Yum_SourceList_D OS_openEuler_SourceList);
+  chsrc_run (cmd, RunOpt_Default);
 
   chsrc_run ("dnf makecache", RunOpt_No_Last_New_Line);
 
-  ProgMode_ChgType = ChgType_Auto;
+  ProgMode_ChgType = ProgMode_CMD_Reset ? ChgType_Reset : ChgType_Auto;
   chsrc_conclude (&source);
 }