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-rw-r--r--extensions/libxt_owner.man4
1 files changed, 4 insertions, 0 deletions
diff --git a/extensions/libxt_owner.man b/extensions/libxt_owner.man
index 49b58cee..e2479865 100644
--- a/extensions/libxt_owner.man
+++ b/extensions/libxt_owner.man
@@ -15,5 +15,9 @@ given user. You may also specify a numerical UID, or an UID range.
Matches if the packet socket's file structure is owned by the given group.
You may also specify a numerical GID, or a GID range.
.TP
+\fB\-\-suppl\-groups\fP
+Causes group(s) specified with \fB\-\-gid-owner\fP to be also checked in the
+supplementary groups of a process.
+.TP
[\fB!\fP] \fB\-\-socket\-exists\fP
Matches if the packet is associated with a socket.