#6841: remove duplicated word.
diff --git a/Doc/library/stdtypes.rst b/Doc/library/stdtypes.rst
index 4124952..93ed710 100644
--- a/Doc/library/stdtypes.rst
+++ b/Doc/library/stdtypes.rst
@@ -2061,7 +2061,7 @@
:func:`update` accepts either another dictionary object or an iterable of
key/value pairs (as a tuple or other iterable of length two). If keyword
- arguments are specified, the dictionary is then is updated with those
+ arguments are specified, the dictionary is then updated with those
key/value pairs: ``d.update(red=1, blue=2)``.
.. versionchanged:: 2.4