diff --git a/map/map_loader/package.xml b/map/map_loader/package.xml
index 0103c7d2b74a7..a9b657f843447 100644
--- a/map/map_loader/package.xml
+++ b/map/map_loader/package.xml
@@ -5,6 +5,7 @@
   <version>0.1.0</version>
   <description>The map_loader package</description>
   <maintainer email="ryohsuke.mitsudome@tier4.jp">Ryohsuke Mitsudome</maintainer>
+  <maintainer email="yamato.ando@tier4.jp">Yamato Ando</maintainer>
   <maintainer email="ryu.yamamoto@tier4.jp">Ryu Yamamoto</maintainer>
   <maintainer email="koji.minoda@tier4.jp">Koji Minoda</maintainer>
   <maintainer email="masahiro.sakamoto@tier4.jp">Masahiro Sakamoto</maintainer>