diff --git a/tests/test-pull-permission b/tests/test-pull-permission
--- a/tests/test-pull-permission
+++ b/tests/test-pull-permission
@@ -5,7 +5,7 @@ cd a
 hg init
 echo foo > b
 hg add b
-hg ci -m "b" -d "0 0"
+hg ci -m "b" -d "1000000 0"
 
 chmod -w .hg