diff --git a/linux/meta/collectd.yml b/linux/meta/collectd.yml
index 0bd2b55..d38f1ae 100644
--- a/linux/meta/collectd.yml
+++ b/linux/meta/collectd.yml
@@ -36,6 +36,7 @@
     - tmpfs
     - fusectl
     - cgroup
+    - overlay
   linux_storage_disk:
     plugin: disk
     template: linux/files/collectd_disk.conf