diff --git a/cartographer_ros/cartographer_ros/node.h b/cartographer_ros/cartographer_ros/node.h
index 7282dd5..62eb6f9 100644
--- a/cartographer_ros/cartographer_ros/node.h
+++ b/cartographer_ros/cartographer_ros/node.h
@@ -179,6 +179,7 @@ class Node {
   tf2_ros::TransformBroadcaster tf_broadcaster_;
 
   absl::Mutex mutex_;
+  std::unique_ptr<cartographer_ros::metrics::FamilyFactory> metrics_registry_;
   MapBuilderBridge map_builder_bridge_ GUARDED_BY(mutex_);
 
   ::ros::NodeHandle node_handle_;
@@ -225,8 +226,6 @@ class Node {
   // simulation time is standing still. This prevents overflowing the transform
   // listener buffer by publishing the same transforms over and over again.
   ::ros::Timer publish_local_trajectory_data_timer_;
-
-  std::unique_ptr<cartographer_ros::metrics::FamilyFactory> metrics_registry_;
 };
 
 }  // namespace cartographer_ros