diff --git a/pep2html.py b/pep2html.py
index 4d8ecbc64..6c0266b21 100755
--- a/pep2html.py
+++ b/pep2html.py
@@ -69,7 +69,7 @@ to templates.  DO NOT USE THIS HTML FILE AS YOUR TEMPLATE!
 DTD = ('<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"\n'
        '                      "http://www.w3.org/TR/REC-html40/loose.dtd">')
 
-fixpat = re.compile("((http|ftp):[-_a-zA-Z0-9/.+~:?#$=&,]+)|(pep-\d+(.txt)?)|"
+fixpat = re.compile("((https?|ftp):[-_a-zA-Z0-9/.+~:?#$=&,]+)|(pep-\d+(.txt)?)|"
                     "(RFC[- ]?(?P<rfcnum>\d+))|"
                     "(PEP\s+(?P<pepnum>\d+))|"
                     ".")
