diff --git a/README.en.md b/README.en.md
index 2e2c610..0e38ae0 100644
--- a/README.en.md
+++ b/README.en.md
@@ -39,7 +39,7 @@ Just keep pushing the right-arrow key.
 
 ### DOMjudge
 
-You can use [Dup4/domjudge-utility](https://github.com/Dup4/domjudge-utility/tree/main/cmd/dump) to export the data in DOMjudge to the data format required by acm-resolver.
+You can use [XCPCIO/domjudge-utility](https://github.com/XCPCIO/domjudge-utility/tree/main/cmd/dump) to export the data in DOMjudge to the data format required by acm-resolver.
 
 Configuration reference for `dump`:
 
diff --git a/README.md b/README.md
index 4c2ffcd..776c1d0 100644
--- a/README.md
+++ b/README.md
@@ -37,7 +37,7 @@ pnpm run start
 
 ### DOMjudge
 
-可以使用 [Dup4/domjudge-utility](https://github.com/Dup4/domjudge-utility/tree/main/cmd/dump) 将 DOMjudge 中的数据导出成 acm-resolver 所需要的数据格式。
+可以使用 [XCPCIO/domjudge-utility](https://github.com/XCPCIO/domjudge-utility/tree/main/cmd/dump) 将 DOMjudge 中的数据导出成 acm-resolver 所需要的数据格式。
 
 dump 的配置参考：