diff --git a/etc/defaults/rc.conf b/etc/defaults/rc.conf
index 32dd8ff26035..f82addf7b476 100644
--- a/etc/defaults/rc.conf
+++ b/etc/defaults/rc.conf
@@ -95,7 +95,7 @@ nisdomainname="NO"		# Set to NIS domain if using NIS (or NO).
 dhclient_program="/sbin/dhclient"	# Path to dhcp client program.
 dhclient_flags=""		# Additional flags to pass to dhcp client.
 background_dhclient="NO"	# Start dhcp client in the background.
-syncronous_dhclient="YES"	# Start dhclient directly on configured
+synchronous_dhclient="YES"	# Start dhclient directly on configured
 				# interfaces during startup.
 firewall_enable="NO"		# Set to YES to enable firewall functionality
 firewall_script="/etc/rc.firewall" # Which script to run to set up the firewall
diff --git a/etc/network.subr b/etc/network.subr
index a9b1ddddcf6f..5df0de54b561 100644
--- a/etc/network.subr
+++ b/etc/network.subr
@@ -233,7 +233,7 @@ syncdhcpif()
 			;;
 		esac
 	done
-	if checkyesno syncronous_dhclient; then
+	if checkyesno synchronous_dhclient; then
 		return 0
 	else
 		return 1
diff --git a/share/man/man5/rc.conf.5 b/share/man/man5/rc.conf.5
index 587247588606..cc404a6daac3 100644
--- a/share/man/man5/rc.conf.5
+++ b/share/man/man5/rc.conf.5
@@ -364,13 +364,13 @@ to start the DHCP client in background.
 This can cause trouble with applications depending on
 a working network, but it will provide a faster startup
 in many cases.
-.It Va syncronous_dhclient
+.It Va synchronous_dhclient
 .Pq Bt bool
 Set to
 .Dq Li NO
 to start
 .Xr dhclient 8
-only in response to interface events and not syncronously at startup.
+only in response to interface events and not synchronously at startup.
 This behavior can be overridden on a per-interface basis by replacing
 the
 .Dq Li DHCP