diff --git a/README.md b/README.md
index 85b954503d2c36c1918ec0e85a62bd2efab27de2..35c8a29b8192c23fddbf387815112710e4da2ec2 100644
--- a/README.md
+++ b/README.md
@@ -20,22 +20,27 @@ TBD, see pyproject.toml
 # Installation
 
 Move to the folder you want to create download this project to.
+We now need to download the source code (https://gitlab.jsc.fz-juelich.de/esde/toar-public/toargridding/-/tree/dev?ref_type=heads). Either as ZIP folder or via git:
 
-Clone the project from its git repository
+Clone the project from its git repository:
 ```
 git clone https://gitlab.jsc.fz-juelich.de/esde/toar-public/toargridding.git 
 ```
-
-The handling of required packages is done with poetry.
-For installing them go to the new created directory and run poetry
+With git we need to checkout the development branch. Therefore we need to change to the project directory first:
 ```
 cd toargridding
+git checkout dev
+```
+
+
+The handling of required packages is done with poetry. So run poetry in the project directory:
+```
 poetry install
 ```
 
 # Example
 
-There are at the moment three example provided as jupyter notebooks:
+There are at the moment three example provided as jupyter notebooks (https://jupyter.org/):
 ##  High level function
 ```
 tests/produce_data.ipynb