diff --git a/README.md b/README.md
index 11312e4..72f3bed 100644
--- a/README.md
+++ b/README.md
@@ -15,9 +15,11 @@ the developers of spectral library search tools and resources.
 
 ---
 
-- [Introduction](#introduction)
-- [Development](#development)
-- [Contributing](#contributing)
+- [mzSpecLib](#mzspeclib)
+  - [Introduction](#introduction)
+  - [Development](#development)
+  - [Reference implementation](#reference-implementation)
+  - [Contributing](#contributing)
 
 ---
 
@@ -56,7 +58,7 @@ is used as a central point of information regarding the format's development:
 - Additionally, Google Docs are used to quickly and efficiently collaborate
   on the specification documents. Links to these documents are listed here:
   - [mzSpecLib main specification document](https://docs.google.com/document/d/1l87lIyKTy2ti5yU7aqsLr7uX5jIU1dO7gEzyqWD2uQA/edit?usp=sharing)
-  - [Metadata and CV term overview](https://drive.google.com/file/d/1rN5DJSowp2micxlwJQlPxlv39ZiaLEfv/edit?usp=sharing)
+  - [Metadata and CV term overview](https://hupo-psi.github.io/mzSpecLib/specification/metadata.html)
   - [mzSpecLib peak interetation format](https://docs.google.com/document/d/1yEUNG4Ump6vnbMDs4iV4s3XISflmOkRAyqUuutcCG2w/edit?usp=sharing)
   - [mzSpecLib general data model schematic](https://drive.google.com/file/d/1OVh5ATfKXA77pM4CYzRfdupeRGu3vt5c/view?usp=sharing)