diff --git a/docs/examples/widgets/data_table.py b/docs/examples/widgets/data_table.py
index 87b2c0ce8..74d9b76e4 100644
--- a/docs/examples/widgets/data_table.py
+++ b/docs/examples/widgets/data_table.py
@@ -26,4 +26,6 @@ class TableApp(App):
         table.add_rows(rows)
 
 
-app = TableApp()
+if __name__ == "__main__":
+    app = TableApp()
+    app.run()