diff --git a/caret_msgs/package.xml b/caret_msgs/package.xml
index a9e16615..30296e16 100644
--- a/caret_msgs/package.xml
+++ b/caret_msgs/package.xml
@@ -11,6 +11,7 @@
   <buildtool_depend>ament_cmake</buildtool_depend>
   <buildtool_depend>rosidl_default_generators</buildtool_depend>
   <exec_depend>rosidl_default_runtime</exec_depend>
+  <test_depend>ament_lint_auto</test_depend>
   <member_of_group>rosidl_interface_packages</member_of_group>
 
   <export>