diff --git a/catgirl.1 b/catgirl.1
index 679f2a3..b488999 100644
--- a/catgirl.1
+++ b/catgirl.1
@@ -179,6 +179,15 @@ The format of the pattern is as follows:
 .Oo Ar message
 .Oc Oc Oc Oc
 .Ed
+.Pp
+The commands which can be filtered are:
+.Sy INVITE ,
+.Sy JOIN ,
+.Sy NICK ,
+.Sy NOTICE ,
+.Sy PART ,
+.Sy PRIVMSG ,
+.Sy QUIT .
 .
 .It Fl j Ar join , Cm join = Ar join
 Join the comma-separated list of channels