diff --git a/common/tier4_autoware_utils/package.xml b/common/tier4_autoware_utils/package.xml
index 1e9acb6101935..50feab806ee4c 100644
--- a/common/tier4_autoware_utils/package.xml
+++ b/common/tier4_autoware_utils/package.xml
@@ -6,6 +6,8 @@
   <description>The tier4_autoware_utils package</description>
   <maintainer email="takamasa.horibe@tier4.jp">Takamasa Horibe</maintainer>
   <maintainer email="kenji.miyake@tier4.jp">Kenji Miyake</maintainer>
+  <maintainer email="takayuki.murooka@tier4.jp">Takayuki Murooka</maintainer>
+  <maintainer email="yutaka.shimizu@tier4.jp">Yutaka Shimizu</maintainer>
   <license>Apache License 2.0</license>
 
   <buildtool_depend>ament_cmake_auto</buildtool_depend>