diff --git a/nxhs-service/src/main/java/cc/yunxi/service/impl/FileServiceImpl.java b/nxhs-service/src/main/java/cc/yunxi/service/impl/FileServiceImpl.java
index 686a01a..3d319d2 100644
--- a/nxhs-service/src/main/java/cc/yunxi/service/impl/FileServiceImpl.java
+++ b/nxhs-service/src/main/java/cc/yunxi/service/impl/FileServiceImpl.java
@@ -74,7 +74,10 @@ public class FileServiceImpl extends ServiceImpl<FileMapper, File> implements IF
      * @return File
      */
     private File getFileInfoByHashVal(String hashName) {
-        return new LambdaQueryChainWrapper<>(fileMapper).eq(File::getHashVal, hashName).one();
+        return new LambdaQueryChainWrapper<>(fileMapper)
+                .eq(File::getHashVal, hashName)
+                .last("limit 1")
+                .one();
     }
 
     @Override
@@ -146,15 +149,17 @@ public class FileServiceImpl extends ServiceImpl<FileMapper, File> implements IF
                 // 判断文件来源
                 String userId = ObjectUtil.isNotEmpty(UserContext.getUser()) ? UserContext.getUser().getId() : "";
                 Integer source = StrUtil.isNotEmpty(userId) ? 1 : 2;
-                // 入库操作
-                fileInfo = new File().setUrl(URI)
-                        .setFilename(originalName)
-                        .setHashVal(hashName)
-                        .setSize(DataSizeUtil.format(file.getSize()))
-                        .setSource(source)
-                        .setCreatorTime(LocalDateTime.now())
-                        .setCreatorUserId(userId);
-                this.save(fileInfo);
+                if (fileInfo == null) {
+                    // 入库操作
+                    fileInfo = new File().setUrl(URI)
+                            .setFilename(originalName)
+                            .setHashVal(hashName)
+                            .setSize(DataSizeUtil.format(file.getSize()))
+                            .setSource(source)
+                            .setCreatorTime(LocalDateTime.now())
+                            .setCreatorUserId(userId);
+                    this.save(fileInfo);
+                }
             }
             return uploadRespVO;
         } catch (IOException exception) {