diff --git a/perception/multi_object_tracker/src/tracker/model/bicycle_tracker.cpp b/perception/multi_object_tracker/src/tracker/model/bicycle_tracker.cpp
index a7f67cbca8e4e..0b56b11451ad3 100644
--- a/perception/multi_object_tracker/src/tracker/model/bicycle_tracker.cpp
+++ b/perception/multi_object_tracker/src/tracker/model/bicycle_tracker.cpp
@@ -17,6 +17,7 @@
 //
 
 #include "multi_object_tracker/tracker/model/bicycle_tracker.hpp"
+
 #include "multi_object_tracker/utils/utils.hpp"
 
 #include <tier4_autoware_utils/geometry/boost_polygon_utils.hpp>
diff --git a/perception/multi_object_tracker/src/tracker/model/big_vehicle_tracker.cpp b/perception/multi_object_tracker/src/tracker/model/big_vehicle_tracker.cpp
index 93eeb62fc7636..34a72437d7721 100644
--- a/perception/multi_object_tracker/src/tracker/model/big_vehicle_tracker.cpp
+++ b/perception/multi_object_tracker/src/tracker/model/big_vehicle_tracker.cpp
@@ -17,6 +17,7 @@
 //
 
 #include "multi_object_tracker/tracker/model/big_vehicle_tracker.hpp"
+
 #include "multi_object_tracker/utils/utils.hpp"
 
 #include <tier4_autoware_utils/geometry/boost_polygon_utils.hpp>
diff --git a/perception/multi_object_tracker/src/tracker/model/normal_vehicle_tracker.cpp b/perception/multi_object_tracker/src/tracker/model/normal_vehicle_tracker.cpp
index e062f39ad1af4..fcf72360b84c2 100644
--- a/perception/multi_object_tracker/src/tracker/model/normal_vehicle_tracker.cpp
+++ b/perception/multi_object_tracker/src/tracker/model/normal_vehicle_tracker.cpp
@@ -17,6 +17,7 @@
 //
 
 #include "multi_object_tracker/tracker/model/normal_vehicle_tracker.hpp"
+
 #include "multi_object_tracker/utils/utils.hpp"
 
 #include <tier4_autoware_utils/geometry/boost_polygon_utils.hpp>