diff --git a/Doc/library/ast.rst b/Doc/library/ast.rst
index 2fbc391f7e556cc..5338d407ca22596 100644
--- a/Doc/library/ast.rst
+++ b/Doc/library/ast.rst
@@ -1364,7 +1364,7 @@ Control flow
 
    ``try`` blocks which are followed by ``except*`` clauses. The attributes are the
    same as for :class:`Try` but the :class:`ExceptHandler` nodes in ``handlers``
-   are interpreted as ``except*`` blocks rather then ``except``.
+   are interpreted as ``except*`` blocks rather than ``except``.
 
    .. doctest::
 
diff --git a/Doc/library/compression.zstd.rst b/Doc/library/compression.zstd.rst
index 7ca843f27f5e9a6..25459640f8e2e92 100644
--- a/Doc/library/compression.zstd.rst
+++ b/Doc/library/compression.zstd.rst
@@ -499,7 +499,7 @@ Advanced parameter control
    The :meth:`~.bounds` method can be used on any attribute to get the valid
    values for that parameter.
 
-   Parameters are optional; any omitted parameter will have it's value selected
+   Parameters are optional; any omitted parameter will have its value selected
    automatically.
 
    Example getting the lower and upper bound of :attr:`~.compression_level`::
@@ -728,7 +728,7 @@ Advanced parameter control
 
    An :class:`~enum.IntEnum` containing the advanced decompression parameter
    keys that can be used when decompressing data. Parameters are optional; any
-   omitted parameter will have it's value selected automatically.
+   omitted parameter will have its value selected automatically.
 
    The :meth:`~.bounds` method can be used on any attribute to get the valid
    values for that parameter.
diff --git a/Doc/library/sys.rst b/Doc/library/sys.rst
index 3420f88e36f5f90..9078af7cac78d61 100644
--- a/Doc/library/sys.rst
+++ b/Doc/library/sys.rst
@@ -2017,7 +2017,7 @@ always available. Unless explicitly noted otherwise, all variables are read-only
    returned by the :func:`open` function.  Their parameters are chosen as
    follows:
 
-   * The encoding and error handling are is initialized from
+   * The encoding and error handling are initialized from
      :c:member:`PyConfig.stdio_encoding` and :c:member:`PyConfig.stdio_errors`.
 
      On Windows, UTF-8 is used for the console device.  Non-character