diff --git a/Doc/library/stdtypes.rst b/Doc/library/stdtypes.rst
index 7338f952549..5500f4fecfd 100644
--- a/Doc/library/stdtypes.rst
+++ b/Doc/library/stdtypes.rst
@@ -1327,7 +1327,7 @@ The conversion types are:
 +------------+-----------------------------------------------------+-------+
 | ``'o'``    | Signed octal value.                                 | \(1)  |
 +------------+-----------------------------------------------------+-------+
-| ``'u'``    | Obselete type -- it is identical to ``'d'``.        | \(7)  |
+| ``'u'``    | Obsolete type -- it is identical to ``'d'``.        | \(7)  |
 +------------+-----------------------------------------------------+-------+
 | ``'x'``    | Signed hexadecimal (lowercase).                     | \(2)  |
 +------------+-----------------------------------------------------+-------+