diff --git a/sdk_container/src/third_party/coreos-overlay/changelog/updates/2022-03-31-mdadm-4.2.md b/sdk_container/src/third_party/coreos-overlay/changelog/updates/2022-03-31-mdadm-4.2.md
new file mode 100644
index 0000000000..dd234d9f3f
--- /dev/null
+++ b/sdk_container/src/third_party/coreos-overlay/changelog/updates/2022-03-31-mdadm-4.2.md
@@ -0,0 +1 @@
+- mdadm ([4.2](https://lore.kernel.org/all/28fdbc45-96ca-7cdb-3ced-a5f65d978048@trained-monkey.org/T/))