diff --git a/agent/snmpd.c b/agent/snmpd.c

index ae73eda..f01b890 100644

--- a/agent/snmpd.c

+++ b/agent/snmpd.c

@@ -289,6 +289,7 @@ usage(char *prog)

            "  -S d|i|0-7\t\tuse -Ls <facility> instead\n"

            "\n"

            );

+           exit(1);

 }

 static void