diff --git a/packages/python/plotly/plotly/express/_chart_types.py b/packages/python/plotly/plotly/express/_chart_types.py
index dc2b22599e5..74cdf84fa49 100644
--- a/packages/python/plotly/plotly/express/_chart_types.py
+++ b/packages/python/plotly/plotly/express/_chart_types.py
@@ -497,7 +497,7 @@ def histogram(
         y=["If `orientation` is `'v'`, these values are used as inputs to `histfunc`."]
         + _wide_mode_xy_append,
         histfunc=[
-            "The arguments to this function are the values of `y`(`x`) if `orientation` is `'v'`(`'h'`).",
+            "The arguments to this function are the values of `y` (`x`) if `orientation` is `'v'` (`'h'`).",
         ],
     ),
 )
diff --git a/packages/python/plotly/plotly/express/_doc.py b/packages/python/plotly/plotly/express/_doc.py
index 5137dea5b28..5a8690f856d 100644
--- a/packages/python/plotly/plotly/express/_doc.py
+++ b/packages/python/plotly/plotly/express/_doc.py
@@ -448,7 +448,7 @@
     ],
     histfunc=[
         "str (default `'count'` if no arguments are provided, else `'sum'`)",
-        "One of `'count'`, `'sum'`, `'avg'`, `'min'`, or `'max'`."
+        "One of `'count'`, `'sum'`, `'avg'`, `'min'`, or `'max'`.",
         "Function used to aggregate values for summarization (note: can be normalized with `histnorm`).",
     ],
     histnorm=[