diff --git a/index_test.go b/index_test.go
index ab311be1..3b7c727d 100644
--- a/index_test.go
+++ b/index_test.go
@@ -3627,9 +3627,9 @@ func testIndex(t *testing.T, when spec.G, it spec.S) {
 				mfest, err := idx.Inspect()
 				h.AssertNil(t, err)
 				h.AssertEq(t, mfest, `{
-"schemaVersion": 2,
-"mediaType": "application/vnd.oci.image.index.v1+json",
-"manifests": []
+	"schemaVersion": 2,
+	"mediaType": "application/vnd.oci.image.index.v1+json",
+	"manifests": []
 }`)
 			})
 		})
diff --git a/util_test.go b/util_test.go
index d5b108ff..44457fcf 100644
--- a/util_test.go
+++ b/util_test.go
@@ -178,8 +178,7 @@ func testUtils(t *testing.T, when spec.G, it spec.S) {
 			for _, item := range items {
 				stringSet.Add(item)
 			}
-
-			h.AssertEq(t, stringSet.StringSlice(), items)
+			h.AssertContains(t, stringSet.StringSlice(), items...)
 		})
 		it("should not support duplicates", func() {
 			stringSet := imgutil.NewStringSet()