--- a/contrib/plan9/README	Wed Sep 30 15:31:07 2015 -0500
+++ b/contrib/plan9/README	Wed Sep 30 15:43:49 2015 -0500
@@ -35,5 +35,5 @@
 A proto(2) file is included in this directory as an example of how a
 binary distribution could be packaged, ostensibly with contrib(1).
 
-See http://mercurial.selenic.com/ for detailed installation
+See https://mercurial-scm.org/ for detailed installation
 instructions, platform-specific notes, and Mercurial user information.