diff --git a/tests/test_commercial.py b/tests/test_commercial.py
index 9ddb882..2948589 100644
--- a/tests/test_commercial.py
+++ b/tests/test_commercial.py
@@ -221,7 +221,7 @@ def test_commercial_installer_download_sha256(tmp_path, monkeypatch, commercial_
     target_path = tmp_path / "qt-installer"
 
     timeout = (Settings.connection_timeout, Settings.response_timeout)
-    download_installer(commercial_installer.base_url, commercial_installer._installer_filename,target_path, timeout)
+    download_installer(commercial_installer.base_url, commercial_installer._installer_filename, target_path, timeout)
     assert target_path.exists()