diff --git a/docs/source/index.rst b/docs/source/index.rst
index d03f78d..4a78b9a 100644
--- a/docs/source/index.rst
+++ b/docs/source/index.rst
@@ -23,7 +23,7 @@ To install the latest version of python-awips, with all required and optional pa
 - conda env create -f environment.yml
 - conda activate python3-awips
 - conda update - -all
-- python setup.py install - -force
+- python setup.py install --force
 - jupyter notebook examples
 
 Requirements