diff --git a/tox.ini b/tox.ini
index cec1b2ca..a3d33f6a 100644
--- a/tox.ini
+++ b/tox.ini
@@ -5,6 +5,7 @@ envlist = py34,py35,py27,pep8
 
 [testenv]
 deps = .[test]
+# NOTE(tonyb): This project has chosen to *NOT* consume upper-constraints.txt
 install_command = pip install -U {opts} {packages}
 usedevelop = True
 setenv = VIRTUAL_ENV={envdir}