diff --git a/perception/autoware_tracking_object_merger/src/decorative_tracker_merger_node.cpp b/perception/autoware_tracking_object_merger/src/decorative_tracker_merger_node.cpp
index 44912e2242eb2..91345c2d10685 100644
--- a/perception/autoware_tracking_object_merger/src/decorative_tracker_merger_node.cpp
+++ b/perception/autoware_tracking_object_merger/src/decorative_tracker_merger_node.cpp
@@ -247,9 +247,9 @@ void DecorativeTrackerMergerNode::mainObjectsCallback(
 
   published_time_publisher_->publish_if_subscribed(
     merged_object_pub_, tracked_objects.header.stamp);
-  processing_time_publisher_->publish<tier4_debug_msgs::msg::Float64Stamped>(
+  processing_time_publisher_->publish<autoware_internal_debug_msgs::msg::Float64Stamped>(
     "debug/cyclic_time_ms", stop_watch_ptr_->toc("cyclic_time", true));
-  processing_time_publisher_->publish<tier4_debug_msgs::msg::Float64Stamped>(
+  processing_time_publisher_->publish<autoware_internal_debug_msgs::msg::Float64Stamped>(
     "debug/processing_time_ms", stop_watch_ptr_->toc("processing_time", true));
 }