diff --git a/planning/autoware_planning_test_manager/package.xml b/planning/autoware_planning_test_manager/package.xml
index ec22d871013d3..1b38944f545bc 100644
--- a/planning/autoware_planning_test_manager/package.xml
+++ b/planning/autoware_planning_test_manager/package.xml
@@ -6,6 +6,7 @@
   <description>ROS 2 node for testing interface of the nodes in planning module</description>
   <maintainer email="kyoichi.sugahara@tier4.jp">Kyoichi Sugahara</maintainer>
   <maintainer email="takamasa.horibe@tier4.jp">Takamasa Horibe</maintainer>
+  <maintainer email="mamoru.sobue@tier4.jp">Mamoru Sobue</maintainer>
   <license>Apache License 2.0</license>
 
   <author email="kyoichi.sugahara@tier4.jp">Kyoichi Sugahara</author>