diff --git a/usr.bin/procstat/procstat.1 b/usr.bin/procstat/procstat.1
index 14b0e1eba17b..66a791cf5042 100644
--- a/usr.bin/procstat/procstat.1
+++ b/usr.bin/procstat/procstat.1
@@ -374,7 +374,7 @@ see
 .Dv IPPROTO_DIVERT ;
 see
 .Xr divert 4 .
-.It IP\?
+.It IP?
 unknown protocol.
 .It RAW
 .Dv IPPROTO_RAW ;
@@ -405,12 +405,12 @@ see
 .Dv IPPROTO_TCP ;
 see
 .Xr tcp 4 .
-.It UD\?
+.It UD?
 unknown protocol.
 .El
 .Pp
 .Bl -tag -width indent -compact
-.It \?
+.It ?
 unknown address family.
 .El
 .Ss Signal Disposition Information