diff --git a/opennebula-images/freebsd-build-opennebula-image.sh b/opennebula-images/freebsd-build-opennebula-image.sh
index a63bba2..cca57a7 100755
--- a/opennebula-images/freebsd-build-opennebula-image.sh
+++ b/opennebula-images/freebsd-build-opennebula-image.sh
@@ -162,16 +162,16 @@ pkg --rootdir "$UFSTARGET" add --automatic "$CLOUDSETUP_PKG" "$FBUPDATE_PKG"
 # Configure new system.
 touch "$UFSTARGET/firstboot"
 sysrc -f "$UFSTARGET/boot/loader.conf" \
-	zfs_load=YES \
-	autoboot_delay=-1 \
+	zfs_load="YES" \
+	autoboot_delay="-1" \
 
 sysrc -f "$UFSTARGET/etc/rc.conf" \
-	ntpd_enable=YES \
-	sshd_enable=YES \
-	growfs_enable=YES \
-	hostname=freebsd \
-	firstboot_cloudsetup_enable=YES \
-	firstboot_freebsd_update_enable=YES \
+	ntpd_enable="YES" \
+	sshd_enable="YES" \
+	growfs_enable="YES" \
+	hostname="freebsd" \
+	firstboot_cloudsetup_enable="YES" \
+	firstboot_freebsd_update_enable="YES" \
 
 # The resolv.conf file is written by firstboot_cloudsetup
 #cp /etc/resolv.conf "$UFSTARGET/etc/resolv.conf"