diff --git a/src/main/java/com/ai/da/model/dto/QueryLibraryPageDTO.java b/src/main/java/com/ai/da/model/dto/QueryLibraryPageDTO.java
index d658158a..9506adfb 100644
--- a/src/main/java/com/ai/da/model/dto/QueryLibraryPageDTO.java
+++ b/src/main/java/com/ai/da/model/dto/QueryLibraryPageDTO.java
@@ -30,5 +30,7 @@ public class QueryLibraryPageDTO extends PageQueryBaseVo {
     @ApiModelProperty("交集还是并集：1交集2并集")
     private Integer intersection;
 
+    private String ageGroup;
+
     private Long brandId;
 }