diff --git a/attachment_minio/README.md b/attachment_minio/README.md
index 1e32a8e0..3a81269c 100644
--- a/attachment_minio/README.md
+++ b/attachment_minio/README.md
@@ -50,3 +50,11 @@ env.cr.commit()
 
 If `attachment_minio` is not already installed, you can then install it and the migration 
 should be noted in the logs.  **Ensure that the timeouts are long enough that the migration can finish.**
+
+### Base Setup
+
+This module utilizes `base_attachment_object_storage`
+
+The System Parameter `ir_attachment.storage.force.database` can be customized to 
+force storage of files in the database. See the documentation of the module 
+`base_attachment_object_storage`.
diff --git a/attachment_minio/__manifest__.py b/attachment_minio/__manifest__.py
index 973a8b1d..fe230ae8 100755
--- a/attachment_minio/__manifest__.py
+++ b/attachment_minio/__manifest__.py
@@ -1,6 +1,6 @@
 {
     "name": "Attachment MinIO",
-    "version": "12.0.1.0.0",
+    "version": "13.0.1.0.0",
     "depends": [
         "base_attachment_object_storage",
     ],
diff --git a/attachment_minio/models/ir_attachment.py b/attachment_minio/models/ir_attachment.py
index 7a50ad16..70ba2640 100644
--- a/attachment_minio/models/ir_attachment.py
+++ b/attachment_minio/models/ir_attachment.py
@@ -85,7 +85,9 @@ class MinioAttachment(models.Model):
             client = self._get_minio_client()
             bucket = self._get_minio_bucket(client)
             minio_key = self._get_minio_key(key)
-            client.put_object(bucket, minio_key, io.BytesIO(bin_data), len(bin_data))
+            with io.BytesIO(bin_data) as bin_data_io:
+                client.put_object(bucket, minio_key, bin_data_io, len(bin_data),
+                                  content_type=self.mimetype)
             return self._get_minio_fname(bucket, minio_key)
         return super(MinioAttachment, self)._store_file_write(key, bin_data)