diff --git a/share/man/man4/wi.4 b/share/man/man4/wi.4
index e4f21ad15db7..58ab7c9813c1 100644
--- a/share/man/man4/wi.4
+++ b/share/man/man4/wi.4
@@ -342,7 +342,8 @@ WL200 PCI wireless cards are based on a Cirrus Logic CL-PD6729 bridge
 chips glued to an intersil prism2 pcmcia chipset w/o the PC Card
 form factor being present.
 These chips are special and require special care to use properly.
-One must set hw.pcic.pd6729_intr_path="2" in /boot/loader.conf.
+One must set hw.pcic.pd6729_intr_path="2" in
+.Pa /boot/loader.conf .
 This tells the pccard system to use PCI interrupts for this odd beast.
 It is not possible to know automatically which kind of interrupts to use.
 OLDCARD devices (pcic and card) support this device.