diff --git a/docs/proposals/disk-accounting.md b/docs/proposals/disk-accounting.md
old mode 100644
new mode 100755
index d0fbadec08a..2c71c4c83fc
--- a/docs/proposals/disk-accounting.md
+++ b/docs/proposals/disk-accounting.md
@@ -151,7 +151,7 @@ Identical files are hardlinked between images.
 
 The image layers contain all their data under a `root` subdirectory.
 
-Everything under  `/var/lib/docker/overlay/<container-id>` are files required for running the container, including its writable layer.
+Everything under  `/var/lib/docker/overlay/<id>` are files required for running the container, including its writable layer.
 
 ### Improve disk accounting