diff --git a/src/main/java/com/ruoyi/airline/domain/impl/AirlineAreaDomainImpl.java b/src/main/java/com/ruoyi/airline/domain/impl/AirlineAreaDomainImpl.java
index 8bee6d4..96ebf37 100644
--- a/src/main/java/com/ruoyi/airline/domain/impl/AirlineAreaDomainImpl.java
+++ b/src/main/java/com/ruoyi/airline/domain/impl/AirlineAreaDomainImpl.java
@@ -24,7 +24,12 @@ public class AirlineAreaDomainImpl implements IAirlineAreaDomain {
     @Override
     public int insertArea(AirlineArea model) {
         AirlineAreaEntity entity = AirlineAreaDomainConvert.to(model);
-        return airlineAreaMapper.insertArea(entity);
+        int result = airlineAreaMapper.insertArea(entity);
+        // 将自增的 ID 设置回 model 对象
+        if (result > 0 && entity.getId() != null) {
+            model.setId(entity.getId());
+        }
+        return result;
     }
 
     @Override
diff --git a/src/main/resources/mapper/airline/AirlineAreaMapper.xml b/src/main/resources/mapper/airline/AirlineAreaMapper.xml
index 57f7db9..84fab55 100644
--- a/src/main/resources/mapper/airline/AirlineAreaMapper.xml
+++ b/src/main/resources/mapper/airline/AirlineAreaMapper.xml
@@ -19,7 +19,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
     </resultMap>
 
     <!-- 插入空域 -->
-    <insert id="insertArea" parameterType="com.ruoyi.airline.mapper.entity.AirlineAreaEntity">
+    <insert id="insertArea" parameterType="com.ruoyi.airline.mapper.entity.AirlineAreaEntity" useGeneratedKeys="true" keyProperty="id">
         insert into airline_area (name, area_type, status, points, create_by, create_time, update_by, update_time, remark)
         values (#{name}, #{areaType}, #{status}, #{points}, #{createBy}, now(), #{updateBy}, now(), #{remark})
     </insert>