diff --git a/src/main/resources/mapper/AuthMapper.xml b/src/main/resources/mapper/AuthMapper.xml
index 4f14407..2dbc64b 100644
--- a/src/main/resources/mapper/AuthMapper.xml
+++ b/src/main/resources/mapper/AuthMapper.xml
@@ -11,6 +11,7 @@
         limit 1;
     </select>
 
+
     <select id="getAuthMd5Code" resultType="String">
         select md5code from auth_codes where exists(
             select *