Fix errors found by "make suspicious".
diff --git a/Doc/library/wsgiref.rst b/Doc/library/wsgiref.rst
index 6420162..fda9e70 100644
--- a/Doc/library/wsgiref.rst
+++ b/Doc/library/wsgiref.rst
@@ -708,7 +708,7 @@
# use a function (note that you're not limited to a function, you can
# use a class for example). The first argument passed to the function
# is a dictionary containing CGI-style envrironment variables and the
- # second variable is the callable object (see :pep:`333`)
+ # second variable is the callable object (see PEP 333).
def hello_world_app(environ, start_response):
status = b'200 OK' # HTTP Status
headers = [(b'Content-type', b'text/plain; charset=utf-8')] # HTTP Headers