Update URL

diff --git a/UPGRADE b/UPGRADE
index 5be0014..f817e73 100644 (file)
--- a/UPGRADE
+++ b/UPGRADE
@@ -4,7 +4,7 @@ specific problems, check
 * the documentation at http://www.mediawiki.org
 * the mediawiki-l mailing list archive at
   http://lists.wikimedia.org/pipermail/mediawiki-l/
-* the bug tracker at http://bugzilla.wikimedia.org
+* the bug tracker at https://bugzilla.wikimedia.org
 
 for information and workarounds to common issues.