diff --git a/nbase/nbase_misc.c b/nbase/nbase_misc.c
index 1445f7ddb..a2dcd88d2 100644
--- a/nbase/nbase_misc.c
+++ b/nbase/nbase_misc.c
@@ -500,6 +500,8 @@ int fselect(int s, fd_set *rmaster, fd_set *wmaster, fd_set *emaster, struct tim
         /* selecting on anything other than stdin? */
         if (s > 1)
             fds_ready = select(s, &rset, &wset, &eset, &stv);
+        else
+            usleep(stv.tv_usec);
 
         if (fds_ready > -1 && win_stdin_ready()) {
             FD_SET(STDIN_FILENO, &rset);