1 files changed, 1 insertions, 1 deletions

diff --git a/plugins/check_pgsql.c b/plugins/check_pgsql.c
index c109955a..d3116b00 100644
--- a/plugins/check_pgsql.c
+++ b/plugins/check_pgsql.c
@@ -576,7 +576,7 @@ void
 print_usage (void)
 {
         printf ("%s\n", _("Usage:"));
-        printf ("%s [-H <host>] [-4|-6] [-P <port>] [-c <critical time>] [-w <warning time>]\n", progname);
+        printf ("%s [-H <host>] [-P <port>] [-c <critical time>] [-w <warning time>]\n", progname);
         printf (" [-t <timeout>] [-d <database>] [-l <logname>] [-p <password>]\n"
                         "[-q <query>] [-C <critical query range>] [-W <warning query range>]\n");
 }