diff --git a/.gitmodules b/.gitmodules
index 223680a..3449673 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -4,3 +4,6 @@
 [submodule "modules/mavlink"]
 	path = modules/mavlink
 	url = https://github.com/marsh-sim/mavlink.git
+[submodule "modules/godot-xr-tools"]
+	path = modules/godot-xr-tools
+	url = https://github.com/GodotVR/godot-xr-tools.git
diff --git a/modules/godot-xr-tools b/modules/godot-xr-tools
new file mode 160000
index 0000000..d36af37
--- /dev/null
+++ b/modules/godot-xr-tools
@@ -0,0 +1 @@
+Subproject commit d36af3730e1a7671cfe379b5531b6e68abeb3504