diff --git a/Doc/library/html.parser.rst b/Doc/library/html.parser.rst
index 8a0416ea2f4..06a3b1a3e8f 100644
--- a/Doc/library/html.parser.rst
+++ b/Doc/library/html.parser.rst
@@ -154,7 +154,7 @@ An exception is defined as well:
 
    Method called when an unrecognized SGML declaration is read by the parser.
    The *data* parameter will be the entire contents of the declaration inside
-   the ``<!...>`` markup.  It is sometimes useful to be be overridden by a
+   the ``<!...>`` markup.  It is sometimes useful to be overridden by a
    derived class; the base class implementation raises an :exc:`HTMLParseError`.