diff --git a/packages/python/plotly/plotly/express/_doc.py b/packages/python/plotly/plotly/express/_doc.py
index 5a8690f856d..43769a7b20e 100644
--- a/packages/python/plotly/plotly/express/_doc.py
+++ b/packages/python/plotly/plotly/express/_doc.py
@@ -510,7 +510,10 @@
         "boolean (default `False`)",
         "If `True`, an extra line segment is drawn between the first and last point.",
     ],
-    line_shape=["str (default `'linear'`)", "One of `'linear'` or `'spline'`."],
+    line_shape=[
+        "str (default `'linear'`)",
+        "One of `'linear'`, `'spline'`, `'hv'`, `'vh'`, `'hvh'`, or `'vhv'`",
+    ],
     fitbounds=["str (default `False`).", "One of `False`, `locations` or `geojson`."],
     basemap_visible=["bool", "Force the basemap visibility."],
     scope=[