diff --git a/src/main/java/com/perye/dokit/utils/FileUtil.java b/src/main/java/com/perye/dokit/utils/FileUtil.java
index 289f00f..c7387b9 100644
--- a/src/main/java/com/perye/dokit/utils/FileUtil.java
+++ b/src/main/java/com/perye/dokit/utils/FileUtil.java
@@ -15,6 +15,7 @@
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import java.io.*;
+import java.nio.file.Files;
 import java.security.MessageDigest;
 import java.text.DecimalFormat;
 import java.text.SimpleDateFormat;
@@ -71,7 +72,7 @@ public static File toFile(MultipartFile multipartFile) {
         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 = Files.createTempFile(IdUtil.simpleUUID(),prefix).toFile();
             // MultipartFile to File
             multipartFile.transferTo(file);
         } catch (IOException e) {