diff --git a/.gitmodules b/.gitmodules
index 015bdd1..de8eb91 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -3,4 +3,4 @@
 	url = https://github.com/robin-shaun/Multi-UAV-Task-Assignment-Benchmark
 [submodule "sensing/object_detection_and_tracking/darknet_ros"]
 	path = sensing/object_detection_and_tracking/darknet_ros
-	url = https://gitee.com/robin_shaun/darknet_ros_yolov4
\ No newline at end of file
+	url = https://gitee.com/robin_shaun/darknet_ros_yolov4
diff --git a/sensing/object_detection_and_tracking/darknet_ros b/sensing/object_detection_and_tracking/darknet_ros
new file mode 160000
index 0000000..05a7d63
--- /dev/null
+++ b/sensing/object_detection_and_tracking/darknet_ros
@@ -0,0 +1 @@
+Subproject commit 05a7d63026ae8bc9a83f0bf9c6ad35e39707fff6