diff --git a/package.xml b/package.xml
index 8c186005..f336e52a 100644
--- a/package.xml
+++ b/package.xml
@@ -7,7 +7,6 @@
 
   <maintainer email="yamato.ando@tier4.jp">Yamato Ando</maintainer>
   <maintainer email="kento.yabuuchi.2@tier4.jp">Kento Yabuuchi</maintainer>
-  <maintainer email="koji.minoda@tier4.jp">Koji Minoda</maintainer>
   <maintainer email="masahiro.sakamoto@tier4.jp">Masahiro Sakamoto</maintainer>
   <maintainer email="anh.nguyen.2@tier4.jp">NGUYEN Viet Anh</maintainer>
   <maintainer email="taiki.yamada@tier4.jp">Taiki Yamada</maintainer>