--- a/tests/test-prev-next.t	Mon Dec 11 09:33:16 2017 +0100
+++ b/tests/test-prev-next.t	Mon Dec 11 09:33:32 2017 +0100
@@ -1,5 +1,6 @@
   $ cat >> $HGRCPATH <<EOF
   > [extensions]
+  > color =
   > EOF
   $ echo "evolve=$(echo $(dirname $TESTDIR))/hgext3rd/evolve/" >> $HGRCPATH
branch	mercurial-4.1
changeset 3275	875de4816c5b
parent 3109	3024ae293732
parent 3273	c0ee9ddfd5ff
child 3289	bd99cb54712b