diff --git a/conformance/runner.go b/conformance/runner.go
index 1044bb329..86cc56f85 100644
--- a/conformance/runner.go
+++ b/conformance/runner.go
@@ -282,7 +282,7 @@ func writeStateToTempCAR(bs blockstore.Blockstore, roots ...cid.Cid) (string, er
 				continue
 			}
 			// ignore things we don't have, the state tree is incomplete.
-			if has, err := bs.Has(link.Cid); err != nil {
+			if has, err := bs.Has(context.Background(), link.Cid); err != nil {
 				return nil, err
 			} else if has {
 				out = append(out, link)
@@ -317,7 +317,7 @@ func LoadBlockstore(vectorCAR schema.Base64EncodedBytes) (blockstore.Blockstore,
 	defer r.Close() // nolint
 
 	// Load the CAR embedded in the test vector into the Blockstore.
-	_, err = car.LoadCar(bs, r)
+	_, err = car.LoadCar(context.Background(), bs, r)
 	if err != nil {
 		return nil, fmt.Errorf("failed to load state tree car from test vector: %s", err)
 	}