diff --git a/ruoyi-modules/management-platform/src/main/java/com/ruoyi/platform/scheduling/ExperimentInstanceStatusTask.java b/ruoyi-modules/management-platform/src/main/java/com/ruoyi/platform/scheduling/ExperimentInstanceStatusTask.java
index 6ab8bd58..80f66add 100644
--- a/ruoyi-modules/management-platform/src/main/java/com/ruoyi/platform/scheduling/ExperimentInstanceStatusTask.java
+++ b/ruoyi-modules/management-platform/src/main/java/com/ruoyi/platform/scheduling/ExperimentInstanceStatusTask.java
@@ -47,7 +47,9 @@ public class ExperimentInstanceStatusTask {
                 }
                 if (!StringUtils.equals(oldStatus,experimentIns.getStatus())){
                     experimentIns.setUpdateTime(new Date());
-                    experimentIds.add(experimentIns.getExperimentId());
+                    synchronized (experimentIds) {
+                        experimentIds.add(experimentIns.getExperimentId()); // 线程安全的添加操作
+                    }
                     updateList.add(experimentIns);
                 }
                 experimentInsDao.update(experimentIns);
@@ -81,7 +83,9 @@ public class ExperimentInstanceStatusTask {
         if (updateexperiments.size() > 0) {
             experimentDao.insertOrUpdateBatch(updateexperiments);
             for (int index = 0; index < updateexperiments.size(); index++) {
-                experimentIds.remove(index);
+                synchronized (experimentIds) {
+                    experimentIds.remove(index); // 线程安全的添加操作
+                }
             }
         }
     }