diff --git a/platform-biz-service/src/main/resources/mainOrm/master/CouponMapper.xml b/platform-biz-service/src/main/resources/mainOrm/master/CouponMapper.xml
index d853258..e86d5f6 100644
--- a/platform-biz-service/src/main/resources/mainOrm/master/CouponMapper.xml
+++ b/platform-biz-service/src/main/resources/mainOrm/master/CouponMapper.xml
@@ -24,7 +24,7 @@
     </sql>
 
     <select id="findUserCoupon" parameterType="map" resultMap="couponInfoMap">
-        select * from coupon_info where user_id = #{user_id} and sequence_id = #{code}
+        select * from coupon_info where user_id = #{userId} and sequence_id = #{code}
     </select>
 
     <select id="getUserName" parameterType="string" resultType="string">