diff --git a/tshark.c b/tshark.c

index f930f9d..e3ac6c6 100644

--- a/tshark.c

+++ b/tshark.c

@@ -289,7 +289,7 @@ print_usage(gboolean print_ver)

   fprintf(output, "  -R <read filter>         packet Read filter in Wireshark display filter syntax\n");

   fprintf(output, "  -Y <display filter>      packet displaY filter in Wireshark display filter syntax\n");

   fprintf(output, "  -n                       disable all name resolutions (def: all enabled)\n");

-  fprintf(output, "  -N <name resolve flags>  enable specific name resolution(s): \"mntC\"\n");

+  fprintf(output, "  -N <name resolve flags>  enable specific name resolution(s): \"mnNtC\"\n");

   fprintf(output, "  -d %s ...\n", decode_as_arg_template);

   fprintf(output, "                           \"Decode As\", see the man page for details\n");

   fprintf(output, "                           Example: tcp.port==8888,http\n");

@@ -1344,7 +1344,7 @@ main(int argc, char *argv[])

       if (badopt != '\0') {

         cmdarg_err("-N specifies unknown resolving option '%c';",

                    badopt);

-        cmdarg_err_cont( "           Valid options are 'm', 'n', 't', and 'C'");

+        cmdarg_err_cont( "           Valid options are 'm', 'n', 'N', 't', and 'C'");

         return 1;

       }

       break;