diff --git a/web-infrastructure/src/main/resources/mapper/study/StudentMapper.xml b/web-infrastructure/src/main/resources/mapper/study/StudentMapper.xml
index 4b76e72..00247a8 100644
--- a/web-infrastructure/src/main/resources/mapper/study/StudentMapper.xml
+++ b/web-infrastructure/src/main/resources/mapper/study/StudentMapper.xml
@@ -365,7 +365,6 @@
             s.user_id_card,
             s.nation,
             s.nation_name,
-            s.user_avatar_url,
             s.current_address,
             s.location_address,
             s.cultural_level,