diff --git a/CMakeLists.txt b/CMakeLists.txt
index a54abbd..fa4bdd0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -17,6 +17,7 @@ endif()
 find_package(ament_cmake REQUIRED)
 find_package(ament_cmake_ros REQUIRED)
 find_package(can_msgs REQUIRED)
+find_package(diagnostic_msgs REQUIRED)
 find_package(diagnostic_updater REQUIRED)
 find_package(fmt REQUIRED)
 find_package(rclcpp REQUIRED)
@@ -31,6 +32,7 @@ target_include_directories(socketcan_bridge_component PUBLIC
   $<INSTALL_INTERFACE:include>)
 ament_target_dependencies(socketcan_bridge_component
   can_msgs
+  diagnostic_msgs
   diagnostic_updater
   rclcpp
   rclcpp_components
diff --git a/package.xml b/package.xml
index b4ecfa6..2eb1e8f 100644
--- a/package.xml
+++ b/package.xml
@@ -19,6 +19,7 @@ SPDX-License-Identifier: Apache-2.0
 
   <depend>ament_cmake_ros</depend>
   <depend>can_msgs</depend>
+  <depend>diagnostic_msgs</depend>
   <depend>diagnostic_updater</depend>
   <depend>fmt</depend>
   <depend>rclcpp</depend>