diff --git a/src/dataloom/app.py b/src/dataloom/app.py
index 30b82c5..b3c9a1d 100644
--- a/src/dataloom/app.py
+++ b/src/dataloom/app.py
@@ -5,3 +5,7 @@ def main() -> int:
     """Start the desktop application."""
     from dataloom.ui.main_window import run
     return run()
+
+
+if __name__ == "__main__":
+    raise SystemExit(main())