diff --git a/Doc/tutorial/stdlib.rst b/Doc/tutorial/stdlib.rst
index 500ca7f..b5771f6 100644
--- a/Doc/tutorial/stdlib.rst
+++ b/Doc/tutorial/stdlib.rst
@@ -148,7 +148,7 @@
 
 There are a number of modules for accessing the internet and processing internet
 protocols. Two of the simplest are :mod:`urllib.request` for retrieving data
-from urls and :mod:`smtplib` for sending mail::
+from URLs and :mod:`smtplib` for sending mail::
 
    >>> from urllib.request import urlopen
    >>> for line in urlopen('http://tycho.usno.navy.mil/cgi-bin/timer.pl'):