diff --git a/etc/defaults/rc.conf b/etc/defaults/rc.conf
index 47343879fed6..f6f2267a16cf 100644
--- a/etc/defaults/rc.conf
+++ b/etc/defaults/rc.conf
@@ -560,7 +560,7 @@ dmesg_enable="YES"	# Save dmesg(8) to /var/run/dmesg.boot
 watchdogd_enable="NO"	# Start the software watchdog daemon
 devfs_rulesets="/etc/defaults/devfs.rules /etc/devfs.rules" # Files containing
 							    # devfs(8) rules.
-devfs_system_ruleset=""	# The name of a ruleset to apply to /dev
+devfs_system_ruleset=""	# The name (NOT number) of a ruleset to apply to /dev
 devfs_set_rulesets=""	# A list of /mount/dev=ruleset_name settings to
 			# apply (must be mounted already, i.e. fstab(5))
 performance_cx_lowest="HIGH"	# Online CPU idle state