diff --git a/isisd/isis_main.c b/isisd/isis_main.c
index 58fe977..1bf93f2 100644
--- a/isisd/isis_main.c
+++ b/isisd/isis_main.c
@@ -79,6 +79,7 @@
   {"vty_addr", required_argument, NULL, 'A'},
   {"vty_port", required_argument, NULL, 'P'},
   {"user", required_argument, NULL, 'u'},
+  {"group", required_argument, NULL, 'g'},
   {"version", no_argument, NULL, 'v'},
   {"help", no_argument, NULL, 'h'},
   {0}
@@ -121,7 +122,8 @@
 -i, --pid_file     Set process identifier file name\n\
 -A, --vty_addr     Set vty's bind address\n\
 -P, --vty_port     Set vty's port number\n\
--u, --user         User and group to run as\n\
+-u, --user         User to run as\n\
+-g, --group        Group to run as\n\
 -v, --version      Print program version\n\
 -h, --help         Display this help and exit\n\
 \n\
@@ -234,7 +236,7 @@
   /* Command line argument treatment. */
   while (1)
     {
-      opt = getopt_long (argc, argv, "df:i:hA:p:P:u:v", longopts, 0);
+      opt = getopt_long (argc, argv, "df:i:hA:p:P:u:g:v", longopts, 0);
 
       if (opt == EOF)
 	break;
@@ -267,8 +269,10 @@
 	  vty_port = (vty_port ? vty_port : ISISD_VTY_PORT);
 	  break;
 	case 'u':
-	  isisd_privs.user = isisd_privs.group = optarg;
+	  isisd_privs.user = optarg;
 	  break;
+	case 'g':
+	  isisd_privs.group = optarg;
 	  break;
 	case 'v':
 	  printf ("ISISd version %s\n", ISISD_VERSION);