diff --git a/downloader.py b/downloader.py
old mode 100644
new mode 100755
index 2fe54c9..579f9c9
--- a/downloader.py
+++ b/downloader.py
@@ -127,4 +127,4 @@ class Downloader:
                 if progress: self._progress_hook(response, bytes_so_far, total_size)
                 if not chunk: break
                 f.write(chunk)
-        return file_path if os.path.exists(file_path) else None
\ No newline at end of file
+        return file_path if os.path.exists(file_path) else None