Add missing space.
diff --git a/Doc/library/gzip.rst b/Doc/library/gzip.rst
index fa73bba..2be8e05 100644
--- a/Doc/library/gzip.rst
+++ b/Doc/library/gzip.rst
@@ -53,7 +53,7 @@
``9`` is slowest and produces the most compression. The default is ``9``.
The *mtime* argument is an optional numeric timestamp to be written to
- the stream when compressing. All :program:`gzip`compressed streams are
+ the stream when compressing. All :program:`gzip` compressed streams are
required to contain a timestamp. If omitted or ``None``, the current
time is used. This module ignores the timestamp when decompressing;
however, some programs, such as :program:`gunzip`\ , make use of it.