diff --git a/swh/loader/package/deposit/tests/test_deposit.py b/swh/loader/package/deposit/tests/test_deposit.py
--- a/swh/loader/package/deposit/tests/test_deposit.py
+++ b/swh/loader/package/deposit/tests/test_deposit.py
@@ -206,7 +206,7 @@
     )
 
     # Check origin metadata
-    orig_meta = loader.storage.object_metadata_get(
+    orig_meta = loader.storage.raw_extrinsic_metadata_get(
         MetadataTargetType.ORIGIN, url, authority
     )
     assert orig_meta is not None
@@ -219,7 +219,7 @@
 
     # Check revision metadata
     revision_swhid = SWHID(object_type="revision", object_id=revision_id)
-    rev_meta = loader.storage.object_metadata_get(
+    rev_meta = loader.storage.raw_extrinsic_metadata_get(
         MetadataTargetType.REVISION, revision_swhid, authority
     )
     assert rev_meta is not None
@@ -342,7 +342,7 @@
     )
 
     # Check the origin metadata swh side
-    orig_meta = loader.storage.object_metadata_get(
+    orig_meta = loader.storage.raw_extrinsic_metadata_get(
         MetadataTargetType.ORIGIN, url, authority
     )
     assert orig_meta is not None
@@ -377,7 +377,7 @@
 
     # Check the revision metadata swh side
     revision_swhid = SWHID(object_type="revision", object_id=revision_id)
-    rev_meta = loader.storage.object_metadata_get(
+    rev_meta = loader.storage.raw_extrinsic_metadata_get(
         MetadataTargetType.REVISION, revision_swhid, authority
     )
     assert rev_meta is not None
diff --git a/swh/loader/package/loader.py b/swh/loader/package/loader.py
--- a/swh/loader/package/loader.py
+++ b/swh/loader/package/loader.py
@@ -679,7 +679,7 @@
         self._create_authorities(mo.authority for mo in metadata_objects)
         self._create_fetchers(mo.fetcher for mo in metadata_objects)
 
-        self.storage.object_metadata_add(metadata_objects)
+        self.storage.raw_extrinsic_metadata_add(metadata_objects)
 
     def _create_authorities(self, authorities: Iterable[MetadataAuthority]) -> None:
         deduplicated_authorities = {
diff --git a/swh/loader/package/tests/test_loader_metadata.py b/swh/loader/package/tests/test_loader_metadata.py
--- a/swh/loader/package/tests/test_loader_metadata.py
+++ b/swh/loader/package/tests/test_loader_metadata.py
@@ -121,13 +121,13 @@
         "snapshot_id": FULL_SNAPSHOT_ID,
     }
 
-    result = storage.object_metadata_get(
+    result = storage.raw_extrinsic_metadata_get(
         MetadataTargetType.REVISION, REVISION_SWHID, AUTHORITY,
     )
     assert result["next_page_token"] is None
     assert result["results"] == REVISION_METADATA
 
-    result = storage.object_metadata_get(
+    result = storage.raw_extrinsic_metadata_get(
         MetadataTargetType.ORIGIN, ORIGIN_URL, AUTHORITY,
     )
     assert result["next_page_token"] is None
@@ -151,7 +151,7 @@
         "snapshot_id": FULL_SNAPSHOT_ID,
     }
 
-    result = storage.object_metadata_get(
+    result = storage.raw_extrinsic_metadata_get(
         MetadataTargetType.REVISION, REVISION_SWHID, AUTHORITY,
     )
     assert result["next_page_token"] is None
@@ -175,7 +175,7 @@
         "snapshot_id": FULL_SNAPSHOT_ID,
     }
 
-    result = storage.object_metadata_get(
+    result = storage.raw_extrinsic_metadata_get(
         MetadataTargetType.REVISION, REVISION_SWHID, AUTHORITY,
     )
     assert result["next_page_token"] is None