diff --git a/ncat/ncat_main.c b/ncat/ncat_main.c
index 8498d329e..b97887e21 100644
--- a/ncat/ncat_main.c
+++ b/ncat/ncat_main.c
@@ -334,7 +334,7 @@ int main(int argc, char *argv[])
     while (1) {
         /* handle command line arguments */
         int option_index;
-        int c = getopt_long(argc, argv, "46UCc:e:g:G:i:km:hp:d:lo:x:ts:uvw:n:z",
+        int c = getopt_long(argc, argv, "46UCc:e:g:G:i:km:hp:d:lo:x:ts:uvw:nz",
                             long_options, &option_index);
 
         /* That's the end of the options. */