diff --git a/libisoburn/trunk/src/isoburn.c b/libisoburn/trunk/src/isoburn.c
index 81c0580f..2d00135a 100644
--- a/libisoburn/trunk/src/isoburn.c
+++ b/libisoburn/trunk/src/isoburn.c
@@ -241,7 +241,8 @@ int isoburn_prepare_disc_aux(struct burn_drive *d, struct burn_disc **disc,
    return -1;
 
  state = isoburn_disc_get_status(d);
- if (state != BURN_DISC_BLANK && state != BURN_DISC_APPENDABLE) {
+ if (state != BURN_DISC_BLANK && state != BURN_DISC_APPENDABLE
+     && (state != BURN_DISC_FULL || ! new_img)) {
    /* unsuitable status */
    return -2;
  }