diff -r 3aab2330b7d3 -r 8bd769b5c941 mercurial/revlog.py
--- a/mercurial/revlog.py	Mon Apr 19 11:22:24 2021 +0200
+++ b/mercurial/revlog.py	Mon Apr 19 11:22:24 2021 +0200
@@ -2702,7 +2702,8 @@
         argument controls whether to force compute deltas against both parents
         for merges. By default, the current default is used.
 
-        See `storageutil.emitrevisions` for the doc on `sidedata_helpers`.
+        See `revlogutil.sidedata.get_sidedata_helpers` for the doc on
+        `sidedata_helpers`.
         """
         if deltareuse not in self.DELTAREUSEALL:
             raise ValueError(