diff --git a/hoj-springboot/DataBackup/src/main/java/top/hcode/hoj/judge/Dispatcher.java b/hoj-springboot/DataBackup/src/main/java/top/hcode/hoj/judge/Dispatcher.java
index b5c84963..b4dab1ae 100644
--- a/hoj-springboot/DataBackup/src/main/java/top/hcode/hoj/judge/Dispatcher.java
+++ b/hoj-springboot/DataBackup/src/main/java/top/hcode/hoj/judge/Dispatcher.java
@@ -81,7 +81,7 @@ public class Dispatcher {
 
         // 尝试600s
         AtomicInteger count = new AtomicInteger(0);
-        String key = UUID.fastUUID().toString();
+        String key = UUID.randomUUID().toString() + data.getJudge().getSubmitId();
         final String finalOj = oj;
         Runnable getResultTask = new Runnable() {
             @Override
diff --git a/hoj-springboot/DataBackup/src/main/java/top/hcode/hoj/judge/remote/RemoteJudgeReceiver.java b/hoj-springboot/DataBackup/src/main/java/top/hcode/hoj/judge/remote/RemoteJudgeReceiver.java
index bbad06a2..8eb3eacb 100644
--- a/hoj-springboot/DataBackup/src/main/java/top/hcode/hoj/judge/remote/RemoteJudgeReceiver.java
+++ b/hoj-springboot/DataBackup/src/main/java/top/hcode/hoj/judge/remote/RemoteJudgeReceiver.java
@@ -112,7 +112,7 @@ public class RemoteJudgeReceiver {
 
         // 尝试600s
         AtomicInteger tryNum = new AtomicInteger(0);
-        String key = UUID.fastUUID().toString();
+        String key = UUID.randomUUID().toString() + toJudge.getJudge().getSubmitId();
         Runnable getResultTask = new Runnable() {
             @Override
             public void run() {
@@ -171,7 +171,7 @@ public class RemoteJudgeReceiver {
 
         // 尝试600s
         AtomicInteger tryNum = new AtomicInteger(0);
-        String key = UUID.fastUUID().toString();
+        String key = UUID.randomUUID().toString() + toJudge.getJudge().getSubmitId();
         boolean finalIsHasSubmitIdRemoteReJudge = isHasSubmitIdRemoteReJudge;
         Runnable getResultTask = new Runnable() {
             @Override
@@ -223,7 +223,7 @@ public class RemoteJudgeReceiver {
         }
 
         // 尝试600s
-        String key = UUID.fastUUID().toString();
+        String key = UUID.randomUUID().toString() + toJudge.getJudge().getSubmitId();
         AtomicInteger tryNum = new AtomicInteger(0);
         Runnable getResultTask = new Runnable() {
             @Override
diff --git a/hoj-springboot/JudgeServer/src/main/java/top/hcode/hoj/remoteJudge/RemoteJudgeGetResult.java b/hoj-springboot/JudgeServer/src/main/java/top/hcode/hoj/remoteJudge/RemoteJudgeGetResult.java
index 6f00bb5c..1caa97c7 100644
--- a/hoj-springboot/JudgeServer/src/main/java/top/hcode/hoj/remoteJudge/RemoteJudgeGetResult.java
+++ b/hoj-springboot/JudgeServer/src/main/java/top/hcode/hoj/remoteJudge/RemoteJudgeGetResult.java
@@ -44,7 +44,7 @@ public class RemoteJudgeGetResult {
                          String ip, Integer port) {
 
         RemoteJudgeStrategy remoteJudgeStrategy = RemoteJudgeFactory.selectJudge(remoteJudge);
-        String key = UUID.fastUUID().toString();
+        String key = UUID.randomUUID().toString() + submitId;
         AtomicInteger count = new AtomicInteger(0);
         Runnable getResultTask = new Runnable() {
             @Override