diff --git a/sbin/ipf/ippool/ippool.5 b/sbin/ipf/ippool/ippool.5
index d631de355a0..b45675bea06 100644
--- a/sbin/ipf/ippool/ippool.5
+++ b/sbin/ipf/ippool/ippool.5
@@ -121,7 +121,7 @@ addresses from. To do this simply use a "file://" URL where you would
 specify an actual IP address.
 .PP
 .nf
-pool ipf/tree (name rfc1918;) { file:///etc/ipf/rfc1918; };
+pool ipf/tree (name rfc1918;) { "file:///etc/ipf/rfc1918;" };
 .fi
 .PP
 The contents of the file might look something like this: