diff --git a/configs/sim/mount/defconfig b/configs/sim/mount/defconfig
index 1acf235ce8..e77905b55a 100644
--- a/configs/sim/mount/defconfig
+++ b/configs/sim/mount/defconfig
@@ -301,6 +301,10 @@ CONFIG_EXAMPLES_NSH_NETMASK=(255<<24|255<<16|255<<8|0)
 #
 # Settings for examples/mount
 CONFIG_EXAMPLES_MOUNT_DEVNAME="/dev/ram0"
+#CONFIG_EXAMPLES_MOUNT_NSECTORS=2048
+#CONFIG_EXAMPLES_MOUNT_SECTORSIZE=512
+#CONFIG_EXAMPLES_MOUNT_RAMDEVNO=1
+
 #
 # Stack and heap information
 #