tests/test-subrepo.t

--- a/tests/test-subrepo.t	Wed Nov 30 16:39:36 2016 +0000
+++ b/tests/test-subrepo.t	Wed Nov 30 19:25:18 2016 +0000
@@ -1518,8 +1518,8 @@
 Courtesy phases synchronisation to publishing server does not block the push
 (issue3781)
 
-  $ cp -r main issue3781
-  $ cp -r main issue3781-dest
+  $ cp -R main issue3781
+  $ cp -R main issue3781-dest
   $ cd issue3781-dest/s
   $ hg phase tip # show we have draft changeset
   5: draft