diff --git a/pandas/core/window.py b/pandas/core/window.py
index cd66d4e30c351..bf3fd69c6340b 100644
--- a/pandas/core/window.py
+++ b/pandas/core/window.py
@@ -280,7 +280,7 @@ class Window(_Window):
     center : boolean, default False
         Set the labels at the center of the window.
     win_type : string, default None
-        prove a window type, see the notes below
+        Provide a window type. See the notes below.
     axis : int, default 0
 
     Returns