diff --git a/backend/src/main/java/io/dataease/commons/utils/ExcelUtils.java b/backend/src/main/java/io/dataease/commons/utils/ExcelUtils.java
index 78394de43e..e03382babe 100644
--- a/backend/src/main/java/io/dataease/commons/utils/ExcelUtils.java
+++ b/backend/src/main/java/io/dataease/commons/utils/ExcelUtils.java
@@ -68,6 +68,9 @@ public class ExcelUtils {
         if (StringUtils.isNotBlank(folderId)) {
             folderPath = BASE_ROOT + folderId + "/";
         }
+
+        folderPath += Thread.currentThread().getId() + "/";
+
         if (!FileUtil.exist(folderPath)) {
             FileUtil.mkdir(folderPath);
         }