diff --git a/doc/changes/xrt/mr.2310.md b/doc/changes/xrt/mr.2310.md
new file mode 100644
index 000000000..68ce8b62e
--- /dev/null
+++ b/doc/changes/xrt/mr.2310.md
@@ -0,0 +1 @@
+xrt: add at_timestamp_ns argument to get_face_tracking