diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..2e84629
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "src/unitree_ros"]
+	path = src/unitree_ros
+	url = https://github.com/unitreerobotics/unitree_ros.git
diff --git a/src/unitree_ros b/src/unitree_ros
new file mode 160000
index 0000000..67ac212
--- /dev/null
+++ b/src/unitree_ros
@@ -0,0 +1 @@
+Subproject commit 67ac2124494e93af87d34d6e53ef9060dbf9c923