diff --git a/rclcpp_lifecycle/include/rclcpp_lifecycle/lifecycle_publisher.hpp b/rclcpp_lifecycle/include/rclcpp_lifecycle/lifecycle_publisher.hpp
index a9e8df8..526cd62 100644
--- a/rclcpp_lifecycle/include/rclcpp_lifecycle/lifecycle_publisher.hpp
+++ b/rclcpp_lifecycle/include/rclcpp_lifecycle/lifecycle_publisher.hpp
@@ -48,6 +48,8 @@ class LifecyclePublisher : public LifecyclePublisherInterface,
   public rclcpp::Publisher<MessageT, Alloc>
 {
 public:
+  RCLCPP_SMART_PTR_DEFINITIONS(LifecyclePublisher)
+
   using MessageAllocTraits = rclcpp::allocator::AllocRebind<MessageT, Alloc>;
   using MessageAlloc = typename MessageAllocTraits::allocator_type;
   using MessageDeleter = rclcpp::allocator::Deleter<MessageAlloc, MessageT>;