README.md

@@ -16,7 +16,7 @@ make your changes and then [submit a merge request](https://mbees.med.uni-augsbu
 
 ## Installation of the development version
 
-Clone this repository / or your fork and install as "editable":
+Clone this repository / or your fork, then install e.g. as "editable":
 
 ```
 git clone https://mbees.med.uni-augsburg.de/gitlab/mbees/icartt_pypackage.git or <URL of your fork>
@@ -24,9 +24,11 @@ cd icartt_pypackage
 pip install -e .
 ```
 
+Note: the package is managed with [poetry](https://python-poetry.org/).
+
 # Changelog
 
-## 2.0.0 (2022-02-x)
+## 2.0.0 (2022-04-x)
 
 - Compatible with ICARTT v2 standard
 - Formats 1001 and 2110

pyproject.toml

 [tool.poetry]
 name = "icartt"
-version = "1.9.1"
+version = "2.0.0-rc1"
 description = "ICARTT format reader and writer"
 license = "GPL-3.0-or-later"
 authors = ["Christoph Knote <christoph.knote@med.uni-augsburg.de>"]