Avoid a 301 permanent redirect.
Part of SF patch #773007.
diff --git a/Doc/lib/libgettext.tex b/Doc/lib/libgettext.tex
index e98d9f6..043fa58 100644
--- a/Doc/lib/libgettext.tex
+++ b/Doc/lib/libgettext.tex
@@ -442,7 +442,7 @@
written a program called
\program{xpot} which does a similar job. It is available as part of
his \program{po-utils} package at
-\url{http://www.iro.umontreal.ca/contrib/po-utils/HTML}.} program
+\url{http://www.iro.umontreal.ca/contrib/po-utils/HTML/}.} program
scans all your Python source code looking for the strings you
previously marked as translatable. It is similar to the GNU
\program{gettext} program except that it understands all the