diff --git a/django_mailbox/utils.py b/django_mailbox/utils.py
index bd47e4d..2bec344 100644
--- a/django_mailbox/utils.py
+++ b/django_mailbox/utils.py
@@ -1,3 +1,4 @@
+import datetime
 import email.header
 import logging
 import os
@@ -130,7 +131,11 @@ def get_body_from_message(message, maintype, subtype):
 def get_attachment_save_path(instance, filename):
     settings = get_settings()
 
+    path = settings['attachment_upload_to']
+    if '%' in path:
+        path = datetime.datetime.utcnow().strftime(path)
+
     return os.path.join(
-        settings['attachment_upload_to'],
+        path,
         filename,
     )