diff --git a/eladmin-common/src/main/java/me/zhengjie/utils/FileUtil.java b/eladmin-common/src/main/java/me/zhengjie/utils/FileUtil.java
index 10ccd712..bf23eff9 100644
--- a/eladmin-common/src/main/java/me/zhengjie/utils/FileUtil.java
+++ b/eladmin-common/src/main/java/me/zhengjie/utils/FileUtil.java
@@ -95,7 +95,7 @@ public class FileUtil extends cn.hutool.core.io.FileUtil {
         File file = null;
         try {
             // 用uuid作为文件名，防止生成的临时文件重复
-            file = File.createTempFile(IdUtil.simpleUUID(), prefix);
+            file = new File(SYS_TEM_DIR + IdUtil.simpleUUID() + prefix);
             // MultipartFile to File
             multipartFile.transferTo(file);
         } catch (IOException e) {