diff --git a/.gitmodules b/.gitmodules
index 1906943..e69de29 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +0,0 @@
-[submodule "deploy/ros2_nodes/m-explore-ros2"]
-	path = deploy/ros2_nodes/m-explore-ros2
-	url = https://github.com/robo-friends/m-explore-ros2.git
diff --git a/deploy/ros2_nodes/m-explore-ros2 b/deploy/ros2_nodes/m-explore-ros2
deleted file mode 160000
index e40e857..0000000
--- a/deploy/ros2_nodes/m-explore-ros2
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit e40e857b6af6e64f82514efdcd2cb9844ea77dc4