diff --git a/xorriso/write_run.c b/xorriso/write_run.c
index 924d0657..64c1a166 100644
--- a/xorriso/write_run.c
+++ b/xorriso/write_run.c
@@ -188,7 +188,8 @@ int Xorriso_sanitize_image_size(struct XorrisO *xorriso,
                     struct burn_write_opts *burn_options, int flag)
 {
  int ret, img_sectors, num_sessions= 0, num_tracks= 0, padding= 0, profile;
- int media_space, lba, nwa, multi_emul_blocks= 0;
+ off_t media_space;
+ int lba, nwa, multi_emul_blocks= 0;
  char profile_name[80];
  struct burn_session **sessions;
  struct burn_track **tracks;
@@ -276,8 +277,9 @@ no_track:;
                 (off_t) 2048;
  if(media_space < img_sectors + padding) {
    Xorriso_process_msg_queues(xorriso,0);
-   sprintf(xorriso->info_text,"Image size %ds exceeds free space on media %ds",
-           img_sectors + padding, media_space);
+   sprintf(xorriso->info_text,
+           "Image size %ds exceeds free space on media %.fs",
+           img_sectors + padding, (double) media_space);
    if(flag & 1) {
      Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "WARNING", 0);
    } else {
diff --git a/xorriso/xorriso_timestamp.h b/xorriso/xorriso_timestamp.h
index d86fb5f7..5e76a025 100644
--- a/xorriso/xorriso_timestamp.h
+++ b/xorriso/xorriso_timestamp.h
@@ -1 +1 @@
-#define Xorriso_timestamP "2014.06.03.190644"
+#define Xorriso_timestamP "2014.06.13.084712"