diff --git a/man4/sk98lin.4 b/man4/sk98lin.4
index 43b3be358..5541ed9d9 100644
--- a/man4/sk98lin.4
+++ b/man4/sk98lin.4
@@ -268,7 +268,7 @@ This parameter indicates the duplex mode to be used for port B
 of an adapter card.
 Possible values are:
 .IR Half ,
-.IR Full .
+.IR Full ,
 or
 .IR Both ;
 .I Both