diff --git a/Doc/library/curses.rst b/Doc/library/curses.rst
index f9ba0d624b2..6d2baa0f992 100644
--- a/Doc/library/curses.rst
+++ b/Doc/library/curses.rst
@@ -1173,6 +1173,9 @@ Several constants are available to specify character cell attributes:
 +------------------+-------------------------------+
 | ``A_NORMAL``     | Normal attribute.             |
 +------------------+-------------------------------+
+| ``A_REVERSE``    | Reverse background and        |
+|                  | foreground colors.            |
++------------------+-------------------------------+
 | ``A_STANDOUT``   | Standout mode.                |
 +------------------+-------------------------------+
 | ``A_UNDERLINE``  | Underline mode.               |