diff --git a/launch/tier4_perception_launch/launch/object_recognition/detection/camera_lidar_radar_fusion_based_detection.launch.xml b/launch/tier4_perception_launch/launch/object_recognition/detection/camera_lidar_radar_fusion_based_detection.launch.xml
index 89a0b49e2ad9a..032cb446906c6 100644
--- a/launch/tier4_perception_launch/launch/object_recognition/detection/camera_lidar_radar_fusion_based_detection.launch.xml
+++ b/launch/tier4_perception_launch/launch/object_recognition/detection/camera_lidar_radar_fusion_based_detection.launch.xml
@@ -368,7 +368,7 @@
       <arg name="input/object0" value="$(var merger/input/objects)"/>
       <arg name="input/object1" value="clustering/camera_lidar_fusion/objects"/>
       <!-- <arg name="output/object" value="$(var lidar_detection_model)_roi_cluster_fusion/objects"/> -->
-      <arg name="output/object" value="(var merger/output/objects)"/>
+      <arg name="output/object" value="objects_before_filter"/>
       <arg name="priority_mode" value="0"/>
       <arg name="data_association_matrix_path" value="$(var object_recognition_detection_object_merger_data_association_matrix_param_path)"/>
       <arg name="distance_threshold_list_path" value="$(var object_recognition_detection_object_merger_distance_threshold_list_path)"/>