diff --git a/blade-service-api/blade-wms-api/src/main/java/org/springblade/wms/pojo/entity/StStorehouse.java b/blade-service-api/blade-wms-api/src/main/java/org/springblade/wms/pojo/entity/StStorehouse.java
index 902ddac69..601b39797 100644
--- a/blade-service-api/blade-wms-api/src/main/java/org/springblade/wms/pojo/entity/StStorehouse.java
+++ b/blade-service-api/blade-wms-api/src/main/java/org/springblade/wms/pojo/entity/StStorehouse.java
@@ -1,6 +1,8 @@
 package org.springblade.wms.pojo.entity;
 
 import com.baomidou.mybatisplus.annotation.TableName;
+import com.fasterxml.jackson.databind.annotation.JsonSerialize;
+import com.fasterxml.jackson.databind.ser.std.NullSerializer;
 import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
@@ -39,11 +41,13 @@ public class StStorehouse extends TenantEntity {
     /**
      * 所属分类
      */
+    @JsonSerialize(nullsUsing = NullSerializer.class)
     @Schema(description = "所属分类")
     private Short type;
     /**
      * 工装分类
      */
+    @JsonSerialize(nullsUsing = NullSerializer.class)
     @Schema(description = "工装分类")
     private Short toolingType;
     /**