diff --git a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/EdFileInfoServiceImpl.java b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/EdFileInfoServiceImpl.java
index c4d91d1..f07bf1b 100644
--- a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/EdFileInfoServiceImpl.java
+++ b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/EdFileInfoServiceImpl.java
@@ -596,7 +596,10 @@ public class EdFileInfoServiceImpl extends ServiceImpl<EdFileInfoMapper, EdFileI
         fileSystemService.writeStringToFile(downloadDataDir + File.separator + prjName + File.separator + "mysql.info", mysqlInfo);
         String exportZipFile = downloadDataDir + File.separator + prjName + ".zip";
         String exportColibFile = downloadDataDir + File.separator + prjName + EXPORT_FILE_SUFFIX;
-        ZipUtil.zip(downloadDataDir + File.separator + prjName + File.separator + prjName, exportZipFile);
+        if (FileUtil.exist(exportColibFile)) {
+            FileUtil.del(exportColibFile);
+        }
+        ZipUtil.zip(downloadDataDir + File.separator + prjName, exportZipFile);
         AES aes = SecureUtil.aes(password.getBytes());
         try (
                 InputStream inputStream = Files.newInputStream(Paths.get(exportZipFile));