diff --git a/contrib/ipfilter/tools/ippool.c b/contrib/ipfilter/tools/ippool.c
index 3ef5e347cda3..e204b0074098 100644
--- a/contrib/ipfilter/tools/ippool.c
+++ b/contrib/ipfilter/tools/ippool.c
@@ -99,7 +99,7 @@ main(argc, argv)
 
 	assigndefined(getenv("IPPOOL_PREDEFINED"));
 
-	switch (getopt(argc, argv, "aAf:FlrRsv"))
+	switch (getopt(argc, argv, "aAf:FlrRs"))
 	{
 	case 'a' :
 		err = poolnodecommand(0, argc, argv);