--- a/tests/test-basic.t	Wed Jan 26 15:32:18 2022 -0800
+++ b/tests/test-basic.t	Wed Feb 02 17:24:05 2022 +0100
@@ -6,7 +6,7 @@
   devel.all-warnings=true
   devel.default-date=0 0
   extensions.fsmonitor= (fsmonitor !)
-  format.exp-rc-dirstate-v2=1 (dirstate-v2 !)
+  format.use-dirstate-v2=1 (dirstate-v2 !)
   largefiles.usercache=$TESTTMP/.cache/largefiles
   lfs.usercache=$TESTTMP/.cache/lfs
   ui.slash=True