diff --git a/uwsgi.c b/uwsgi.c
index e0214b91..4470837f 100644
--- a/uwsgi.c
+++ b/uwsgi.c
@@ -2257,6 +2257,7 @@ skipzero:
 	if (uwsgi.command_mode) {
 		uwsgi.sockets = NULL;
 		uwsgi.numproc = 1;
+		uwsgi.master_process = 0;
 	}
 
 #ifdef UWSGI_DEBUG