diff --git a/tests/test-dirstate.t b/tests/test-dirstate.t
--- a/tests/test-dirstate.t
+++ b/tests/test-dirstate.t
@@ -53,13 +53,13 @@
 
 Set mtime of a into the future:
 
-  $ touch -t 202101011200 a
+  $ touch -t 203101011200 a
 
 Status must not set a's entry to unset (issue1790):
 
   $ hg status
   $ hg debugstate
-  n 644          2 2021-01-01 12:00:00 a
+  n 644          2 2031-01-01 12:00:00 a
 
 Test modulo storage/comparison of absurd dates: