diff --git a/service/src/main/resources/mybatis/mapper/sv/DeviceMapper.xml b/service/src/main/resources/mybatis/mapper/sv/DeviceMapper.xml
index 4e57b2d..037cb27 100644
--- a/service/src/main/resources/mybatis/mapper/sv/DeviceMapper.xml
+++ b/service/src/main/resources/mybatis/mapper/sv/DeviceMapper.xml
@@ -302,7 +302,7 @@
     </select>
 
     <update id="bindMember">
-        UPDATE sv_device set bind_member = #{bind_member},bind_time = now()
+        UPDATE sv_device set bind_member = #{bindMember},bind_time = now()
         WHERE name = #{deviceName} and venue_id=#{venueId}
         <if test="deviceType != null">
             and device_type = #{deviceType}