diff --git a/workers/test/test_tagbackfillworker.py b/workers/test/test_tagbackfillworker.py
index 585e7b652..6ee046b28 100644
--- a/workers/test/test_tagbackfillworker.py
+++ b/workers/test/test_tagbackfillworker.py
@@ -2,7 +2,7 @@ from app import docker_v2_signing_key
 from data import model
 from data.database import (TagManifestLabelMap, TagManifestToManifest, Manifest, ManifestBlob,
                            ManifestLegacyImage, ManifestLabel, TagManifest, RepositoryTag, Image,
-                           TagManifestLabel, Tag, TagToRepositoryTag)
+                           TagManifestLabel, Tag, TagToRepositoryTag, Repository)
 from image.docker.schema1 import DockerSchema1ManifestBuilder
 from workers.tagbackfillworker import backfill_tag, _backfill_manifest
 
@@ -103,6 +103,14 @@ def test_tagbackfillworker(clear_all_rows, initialized_db):
                     in ManifestLabel.select().where(ManifestLabel.manifest == manifest_row)}
     assert found_labels == expected_labels
 
+  # Verify at the repository level.
+  for repository in list(Repository.select()):
+    tags = RepositoryTag.select().where(RepositoryTag.repository == repository,
+                                        RepositoryTag.hidden == False)
+    oci_tags = Tag.select().where(Tag.repository == repository)
+    assert len(tags) == len(oci_tags)
+    assert {t.name for t in tags} == {t.name for t in oci_tags}
+
   assert found_dead_tag