diff --git a/examples/fastapi/start.sh b/examples/fastapi/start.sh
old mode 100644
new mode 100755
diff --git a/nicegui/run_with.py b/nicegui/run_with.py
index 1d9551f34..142cf29f5 100644
--- a/nicegui/run_with.py
+++ b/nicegui/run_with.py
@@ -19,6 +19,7 @@ def run_with(
     globals.dark = dark
     globals.binding_refresh_interval = binding_refresh_interval
     globals.excludes = [e.strip() for e in exclude.split(',')]
+    globals.tailwind = True
 
     app.on_event('startup')(lambda: handle_startup(with_welcome_message=False))
     app.on_event('shutdown')(lambda: handle_shutdown())