diff --git a/README.md b/README.md
index 345ca49..8a654eb 100644
--- a/README.md
+++ b/README.md
@@ -47,7 +47,7 @@ Setting the virtual environment:
 
 1. Create the environment: `python3 -m venv mosaicode`
 1. Active the environment: `source mosaicode/bin/activate`
-1. Install PyGObject: `python -m pip install PyGObject`
+1. Install PyGObject: `python -m pip install PyGObject setuptools`
 1. Install Mosaicode: `python setup.py install`
 
 More details in the Python 3 *Virtual Environments and Packages* documentation: https://docs.python.org/3/tutorial/venv.html