diff --git a/README.md b/README.md
index 8a010be..0b4aaf7 100644
--- a/README.md
+++ b/README.md
@@ -120,6 +120,8 @@ https://btrfs.openfreemap.comareas/planet/20240910_001001_pt/tiles.btrfs.gz // 8
 
 Replace the `20240910_001001_pt` part with any newer run, from the [index file](https://btrfs.openfreemap.com/files.txt).
 
+Starting next week, we'll also upload the source mbtiles files to the same bucket.
+
 ### Public buckets
 
 There are two public buckets:
diff --git a/modules/tile_gen/tile_gen_lib/btrfs.py b/modules/tile_gen/tile_gen_lib/btrfs.py
index d13252e..ce6fd35 100644
--- a/modules/tile_gen/tile_gen_lib/btrfs.py
+++ b/modules/tile_gen/tile_gen_lib/btrfs.py
@@ -56,7 +56,9 @@ def make_btrfs(run_folder: Path):
             stderr=err,
         )
 
-    os.unlink('tiles.mbtiles')
+    # remove mbtiles, only keep the btrfs file
+    # disabled for now, saving both files currently
+    # os.unlink('tiles.mbtiles')
 
     shutil.copy('mnt_rw/extract/osm_date', '.')