diff --git a/web/src/main/java/com/zhehekeji/web/entity/Category.java b/web/src/main/java/com/zhehekeji/web/entity/Category.java
index c1b7010..7cef01d 100644
--- a/web/src/main/java/com/zhehekeji/web/entity/Category.java
+++ b/web/src/main/java/com/zhehekeji/web/entity/Category.java
@@ -28,6 +28,7 @@ public class Category {
     private Integer number;
 
     private Integer degree;
+    private Integer milliliter;
 
     private String image;