diff --git a/beacon-chain/verification/blob.go b/beacon-chain/verification/blob.go
index f444b2b41b40..dfd8f5acf48f 100644
--- a/beacon-chain/verification/blob.go
+++ b/beacon-chain/verification/blob.go
@@ -247,7 +247,7 @@ func (bv *ROBlobVerifier) SidecarParentSlotLower() (err error) {
 // -- i.e. get_checkpoint_block(store, block_header.parent_root, store.finalized_checkpoint.epoch) == store.finalized_checkpoint.root.
 func (bv *ROBlobVerifier) SidecarDescendsFromFinalized() (err error) {
 	defer bv.recordResult(RequireSidecarDescendsFromFinalized, &err)
-	if !bv.fc.IsCanonical(bv.blob.ParentRoot()) {
+	if !bv.fc.HasNode(bv.blob.ParentRoot()) {
 		return ErrSidecarNotFinalizedDescendent
 	}
 	return nil
diff --git a/beacon-chain/verification/blob_test.go b/beacon-chain/verification/blob_test.go
index e7071da2385f..44f437c631ef 100644
--- a/beacon-chain/verification/blob_test.go
+++ b/beacon-chain/verification/blob_test.go
@@ -358,7 +358,7 @@ func TestSidecarDescendsFromFinalized(t *testing.T) {
 	_, blobs := util.GenerateTestDenebBlockWithSidecar(t, [32]byte{}, 1, 1)
 	b := blobs[0]
 	t.Run("not canonical", func(t *testing.T) {
-		ini := Initializer{shared: &sharedResources{fc: &mockForkchoicer{IsCanonicalCB: func(r [32]byte) bool {
+		ini := Initializer{shared: &sharedResources{fc: &mockForkchoicer{HasNodeCB: func(r [32]byte) bool {
 			if b.ParentRoot() != r {
 				t.Error("forkchoice.Slot called with unexpected parent root")
 			}
@@ -369,8 +369,8 @@ func TestSidecarDescendsFromFinalized(t *testing.T) {
 		require.Equal(t, true, v.results.executed(RequireSidecarDescendsFromFinalized))
 		require.NotNil(t, v.results.result(RequireSidecarDescendsFromFinalized))
 	})
-	t.Run("not canonical", func(t *testing.T) {
-		ini := Initializer{shared: &sharedResources{fc: &mockForkchoicer{IsCanonicalCB: func(r [32]byte) bool {
+	t.Run("canonical", func(t *testing.T) {
+		ini := Initializer{shared: &sharedResources{fc: &mockForkchoicer{HasNodeCB: func(r [32]byte) bool {
 			if b.ParentRoot() != r {
 				t.Error("forkchoice.Slot called with unexpected parent root")
 			}