diff -r e2836d08c88c -r bf11ff22a9af mercurial/requirements.py
--- a/mercurial/requirements.py	Mon Nov 01 14:59:07 2021 -0400
+++ b/mercurial/requirements.py	Wed Oct 20 00:57:02 2021 +0200
@@ -12,7 +12,7 @@
 STORE_REQUIREMENT = b'store'
 FNCACHE_REQUIREMENT = b'fncache'
 
-DIRSTATE_V2_REQUIREMENT = b'exp-dirstate-v2'
+DIRSTATE_V2_REQUIREMENT = b'dirstate-v2'
 
 # When narrowing is finalized and no longer subject to format changes,
 # we should move this to just "narrow" or similar.