1 files changed, 1 insertions, 1 deletions
diff --git a/remote.go b/remote.go
index fca539d..f6a6a50 100644
--- a/remote.go
+++ b/remote.go
@@ -615,7 +615,7 @@ func isFastForward(s storer.EncodedObjectStorer, old, new plumbing.Hash) (bool,
 	}
 
 	found := false
-	iter := object.NewCommitPreorderIter(c, nil)
+	iter := object.NewCommitPreorderIter(c, nil, nil)
 	return found, iter.ForEach(func(c *object.Commit) error {
 		if c.Hash != old {
 			return nil