diff --git a/README.md b/README.md
index 2b70500..a12cc1b 100755
--- a/README.md
+++ b/README.md
@@ -15,6 +15,8 @@ Wrapper library for [`@linkurious/ogma`](https://ogma.linkurio.us) to use with [
- [``](#popup-)
- [``](#tooltip-)
- [``](#canvaslayer-)
+ - [``](#layer-)
+ - [``](#overlay-)
- Transformations:
- [``](#nodegrouping-)
- [``](#edgegrouping-)