--- a/mercurial/upgrade_utils/actions.py	Fri Jan 15 12:08:07 2021 +0530
+++ b/mercurial/upgrade_utils/actions.py	Mon Jan 18 19:16:49 2021 +0530
@@ -237,7 +237,7 @@
 
 @registerformatvariant
 class sharesafe(requirementformatvariant):
-    name = b'exp-sharesafe'
+    name = b'share-safe'
     _requirement = requirements.SHARESAFE_REQUIREMENT
 
     default = False