diff --git a/unix/file.c b/unix/file.c index dfe2d6e1139ee6f1be32edf9b8aa2fa0b876b5c8..a7886fd3cef81816655b795fb9a435b0b798a3dd 100644 --- a/unix/file.c +++ b/unix/file.c @@ -161,7 +161,7 @@ STATIC mp_obj_t fdfile_open(mp_obj_t type_in, mp_arg_val_t *args) { mode |= O_WRONLY | O_CREAT | O_TRUNC; break; case 'a': - mode |= O_APPEND; + mode |= O_WRONLY | O_CREAT | O_APPEND; break; case '+': mode |= O_RDWR;