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-rw-r--r--Doc/library/io.rst2
1 files changed, 1 insertions, 1 deletions
diff --git a/Doc/library/io.rst b/Doc/library/io.rst
index da7a681..c8ff5b8 100644
--- a/Doc/library/io.rst
+++ b/Doc/library/io.rst
@@ -485,7 +485,7 @@ I/O Base Classes
implementing your own buffering on top of a :class:`BufferedIOBase`
object.
- If *size* is −1 (the default), an arbitrary number of bytes are
+ If *size* is ``-1`` (the default), an arbitrary number of bytes are
returned (more than zero unless EOF is reached).
.. method:: readinto(b)