diff --git a/documentation/installation.rst b/documentation/installation.rst
index f4b6177..737ffd5 100644
--- a/documentation/installation.rst
+++ b/documentation/installation.rst
@@ -34,6 +34,7 @@ Required Python package dependencies include:
   http://www.numpy.org.
 * Scipy [VaCV11]_: Used to support efficient routines for numerical analysis, 
   http://www.scipy.org.
+* Setuptools: used to install the chama package, https://setuptools.pypa.io/
   
 Optional Python package dependencies include:
 
diff --git a/requirements.txt b/requirements.txt
index 0adbe71..d7171ee 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,6 +3,7 @@ pyomo
 pandas
 numpy
 scipy
+setuptools
 
 # Optional
 matplotlib