diff --git a/launch/tier4_localization_launch/package.xml b/launch/tier4_localization_launch/package.xml
index 13102ea5f9b70..7c15e1be21be8 100644
--- a/launch/tier4_localization_launch/package.xml
+++ b/launch/tier4_localization_launch/package.xml
@@ -5,6 +5,9 @@
   <version>0.1.0</version>
   <description>The tier4_localization_launch package</description>
   <maintainer email="yamato.ando@tier4.jp">Yamato Ando</maintainer>
+  <maintainer email="koji.minoda@tier4.jp">Koji Minoda</maintainer>
+  <maintainer email="kento.yabuuchi.2@tier4.jp">Kento Yabuuchi</maintainer>
+  <maintainer email="ryu.yamamoto@tier4.jp">Ryu Yamamoto</maintainer>
   <license>Apache License 2.0</license>
   <author email="yamato.ando@tier4.jp">Yamato Ando</author>