diff --git a/plot_types/basic/bar.py b/plot_types/basic/bar.py
index d192a90e8525..a44453c7b134 100644
--- a/plot_types/basic/bar.py
+++ b/plot_types/basic/bar.py
@@ -1,7 +1,7 @@
 """
-================================
-bar(x, height) / barh(x, height)
-================================
+===============================
+bar(x, height) / barh(y, width)
+===============================
 
 See `~matplotlib.axes.Axes.bar` / `~matplotlib.axes.Axes.barh`.
 """