diff --git a/sim_console.c b/sim_console.c
index 05fb42a8..30aff947 100644
--- a/sim_console.c
+++ b/sim_console.c
@@ -1284,6 +1284,8 @@ if (!sim_quiet) {
     fprintf (sim_deb, "Debug output to \"%s\" at %s", sim_logfile_name (sim_deb, sim_deb_ref), ctime(&now));
     show_version (sim_deb, NULL, NULL, 0, NULL);
     }
+if (sim_deb_switches & SWMASK ('N'))
+    sim_deb_switches &= ~SWMASK ('N');          /* Only process the -N flag initially */
 
 return SCPE_OK;
 }