diff --git a/common/kalman_filter/package.xml b/common/kalman_filter/package.xml
index 84887dc4e5804..950319c9ea282 100644
--- a/common/kalman_filter/package.xml
+++ b/common/kalman_filter/package.xml
@@ -5,6 +5,8 @@
   <version>0.1.0</version>
   <description>The kalman filter package</description>
   <maintainer email="yukihiro.saito@tier4.jp">Yukihiro Saito</maintainer>
+  <maintainer email="takeshi.ishita@tier4.jp">Takeshi Ishita</maintainer>
+  <maintainer email="koji.minoda@tier4.jp">Koji Minoda</maintainer>
   <license>Apache License 2.0</license>
 
   <author email="takamasa.horibe@tier4.jp">Takamasa Horibe</author>