diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..e43b0f9
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+.DS_Store
diff --git a/README.md b/README.md
index aae50af..fd57aee 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,9 @@ Tested with:
 - [x] Jazzy
 - [x] Humble
 
+# TODO: 
+- [ ] Add results from true inertia tests to URDF
+
 ## License
 
 All packages of `openarm_ros2` are licensed under the [BSD-3-Clause](https://opensource.org/license/bsd-3-clause).