diff --git a/src/main/resources/mapper/StRsvrRMapper.xml b/src/main/resources/mapper/StRsvrRMapper.xml
index 41b626a..4832818 100644
--- a/src/main/resources/mapper/StRsvrRMapper.xml
+++ b/src/main/resources/mapper/StRsvrRMapper.xml
@@ -13,7 +13,7 @@
                             WHERE subquery.rn = 1) r ON stb.stcd = r.stcd
                  LEFT JOIN (SELECT *
                             FROM (SELECT *, ROW_NUMBER() OVER ( PARTITION BY stcd ORDER BY tm DESC ) AS rn FROM public.st_river_r) subquery2
-                            WHERE subquery2.rn = 1) r2 ON stb.stcd = r.stcd
+                            WHERE subquery2.rn = 1) r2 ON stb.stcd = r2.stcd
         WHERE stb.source in ('SW', 'SH')
     </select>
     <select id="getStcdFirstRsvrData" resultType="com.gunshi.project.xyt.model.StRsvrR">
@@ -27,7 +27,7 @@
                             WHERE subquery.rn = 1) r ON stb.stcd = r.stcd
                  LEFT JOIN (SELECT *
                             FROM (SELECT *, ROW_NUMBER() OVER ( PARTITION BY stcd ORDER BY tm ASC ) AS rn FROM public.st_river_r) subquery2
-                            WHERE subquery2.rn = 1) r2 ON stb.stcd = r.stcd
+                            WHERE subquery2.rn = 1) r2 ON stb.stcd = r2.stcd
         WHERE stb.source in ('SW', 'SH')
     </select>
 </mapper>