diff --git a/docs/reference/commandline/daemon.md b/docs/reference/commandline/daemon.md
index 7788eefde4..36e1348c85 100644
--- a/docs/reference/commandline/daemon.md
+++ b/docs/reference/commandline/daemon.md
@@ -462,7 +462,7 @@ options for `zfs` start with `zfs`.
 
     Example use:
 
-        $ docker daemon --storage-opt dm.min_free_space_percent=10%
+        $ docker daemon --storage-opt dm.min_free_space=10%
 
 Currently supported options of `zfs`:
 
diff --git a/man/docker-daemon.8.md b/man/docker-daemon.8.md
index 370f0b25e7..27a0eaa0ff 100644
--- a/man/docker-daemon.8.md
+++ b/man/docker-daemon.8.md
@@ -487,7 +487,7 @@ pool and that should automatically resolve it. If loop devices are being
 used, then stop docker, grow the size of loop files and restart docker and
 that should resolve the issue.
 
-Example use: `docker daemon --storage-opt dm.min_free_space_percent=10%`
+Example use: `docker daemon --storage-opt dm.min_free_space=10%`
 
 ## ZFS options