diff --git a/packages/python/plotly/plotly/figure_factory/_gantt.py b/packages/python/plotly/plotly/figure_factory/_gantt.py
index ca0a182f766..8af7a435381 100644
--- a/packages/python/plotly/plotly/figure_factory/_gantt.py
+++ b/packages/python/plotly/plotly/figure_factory/_gantt.py
@@ -811,7 +811,7 @@ def create_gantt(
     showgrid_x=False,
     showgrid_y=False,
     height=600,
-    width=900,
+    width=None,
     tasks=None,
     task_names=None,
     data=None,