diff --git a/tests/test-copies-chain-merge.t b/tests/test-copies-chain-merge.t
--- a/tests/test-copies-chain-merge.t
+++ b/tests/test-copies-chain-merge.t
@@ -23,10 +23,11 @@
 
 Add some linear rename initialy
 
-  $ touch a b
+  $ touch a b h
   $ hg ci -Am 'i-0 initial commit: a b'
   adding a
   adding b
+  adding h
   $ hg mv a c
   $ hg ci -Am 'i-1: a -move-> c'
   $ hg mv c d