diff --git a/storage/api.py b/storage/api.py
index 1afcf62..f703f69 100644
--- a/storage/api.py
+++ b/storage/api.py
@@ -5,6 +5,7 @@ def upload_file(ext=None, original=None, name=None, base64=None, **_kwargs) -> F
     if original:
         new_file = File.objects.create(original=original)
     else:
+        ext = name.split('.')[1] if ext is None else ext
         new_file = File.objects.upload_as_base64(base64, ext)
 
     if name: