diff --git a/README.md b/README.md
index b4412799..29fb2f24 100644
--- a/README.md
+++ b/README.md
@@ -8,9 +8,11 @@ This is a plugin for [NOMAD](https://nomad-lab.eu) which contains base sections
 materials science measurements.
 
 ## Getting started
-`nomad-measurements` can be installed from PyPI using `pip`:
+`nomad-measurements` can be installed from PyPI using `pip`.
+Currently we require features in `nomad-lab` which are not published to PyPI.
+In order to install these a `--index-url` needs to be provided:
 ```sh
-pip install nomad-measurements
+pip install nomad-measurements --index-url https://gitlab.mpcdf.mpg.de/api/v4/projects/2187/packages/pypi/simple
 ```
 ### Setting up your OASIS
 Read the [NOMAD plugin documentation](https://nomad-lab.eu/prod/v1/staging/docs/plugins/plugins.html#add-a-plugin-to-your-nomad) for all details on how to deploy the plugin on your NOMAD instance.
diff --git a/pyproject.toml b/pyproject.toml
index 11135605..5cd7dad8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,7 +24,7 @@ classifiers = [
     "License :: OSI Approved :: Apache Software License",
 ]
 dependencies = [
-    "nomad-lab>=1.2.1",
+    "nomad-lab>=1.2.2.dev",
     "xmltodict==0.13.0",
 ]
 [project.optional-dependencies]