diff --git a/swh/loader/mercurial/bundle20_loader_verifier.py b/swh/loader/mercurial/bundle20_loader_verifier.py
--- a/swh/loader/mercurial/bundle20_loader_verifier.py
+++ b/swh/loader/mercurial/bundle20_loader_verifier.py
@@ -15,7 +15,7 @@
 
 from swh.model.hashutil import MultiHash
 
-from .bundle20_loader import HgBundle20Loader
+from .loader import HgBundle20Loader
 from .converters import PRIMARY_ALGO as ALGO
 from .objects import SimpleTree
 
diff --git a/swh/loader/mercurial/bundle20_loader.py b/swh/loader/mercurial/loader.py
rename from swh/loader/mercurial/bundle20_loader.py
rename to swh/loader/mercurial/loader.py
diff --git a/swh/loader/mercurial/tasks.py b/swh/loader/mercurial/tasks.py
--- a/swh/loader/mercurial/tasks.py
+++ b/swh/loader/mercurial/tasks.py
@@ -5,7 +5,7 @@
 
 from swh.scheduler.task import Task
 
-from .bundle20_loader import HgBundle20Loader, HgArchiveBundle20Loader
+from .loader import HgBundle20Loader, HgArchiveBundle20Loader
 
 
 class LoadMercurialTsk(Task):