diff --git a/yudao-module-infra/yudao-module-infra-biz/src/main/java/cn/iocoder/yudao/module/infra/controller/admin/file/vo/file/FilePageReqVO.java b/yudao-module-infra/yudao-module-infra-biz/src/main/java/cn/iocoder/yudao/module/infra/controller/admin/file/vo/file/FilePageReqVO.java
index 21c117867..8181ba21f 100644
--- a/yudao-module-infra/yudao-module-infra-biz/src/main/java/cn/iocoder/yudao/module/infra/controller/admin/file/vo/file/FilePageReqVO.java
+++ b/yudao-module-infra/yudao-module-infra-biz/src/main/java/cn/iocoder/yudao/module/infra/controller/admin/file/vo/file/FilePageReqVO.java
@@ -27,4 +27,7 @@ public class FilePageReqVO extends PageParam {
     @DateTimeFormat(pattern = FORMAT_YEAR_MONTH_DAY_HOUR_MINUTE_SECOND)
     private LocalDateTime[] createTime;
 
+    @Schema(description = "目录id", example = "12345646")
+    private Long categoryId;
+
 }
diff --git a/yudao-module-infra/yudao-module-infra-biz/src/main/java/cn/iocoder/yudao/module/infra/dal/mysql/file/FileMapper.java b/yudao-module-infra/yudao-module-infra-biz/src/main/java/cn/iocoder/yudao/module/infra/dal/mysql/file/FileMapper.java
index 11233a457..dd0b4c7c9 100644
--- a/yudao-module-infra/yudao-module-infra-biz/src/main/java/cn/iocoder/yudao/module/infra/dal/mysql/file/FileMapper.java
+++ b/yudao-module-infra/yudao-module-infra-biz/src/main/java/cn/iocoder/yudao/module/infra/dal/mysql/file/FileMapper.java
@@ -20,6 +20,7 @@ public interface FileMapper extends BaseMapperX<FileDO> {
                 .likeIfPresent(FileDO::getPath, reqVO.getPath())
                 .likeIfPresent(FileDO::getType, reqVO.getType())
                 .betweenIfPresent(FileDO::getCreateTime, reqVO.getCreateTime())
+                .eqIfPresent(FileDO::getCategoryId, reqVO.getCategoryId())
                 .orderByDesc(FileDO::getId));
     }