--- a/mercurial/revlog.py	Fri Nov 29 23:35:31 2024 +0100
+++ b/mercurial/revlog.py	Thu Dec 05 18:07:55 2024 +0100
@@ -138,7 +138,7 @@
 
 parsers = policy.importmod('parsers')
 rustancestor = policy.importrust('ancestor')
-rustdagop = policy.importrust('dagop')
+rustdagop = policy.importrust('dagop', pyo3=True)
 rustrevlog = policy.importrust('revlog')
 
 # Aliased for performance.