diff --git a/tox.ini b/tox.ini
index e0a93fac..9b30760f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -22,10 +22,6 @@ setenv = VIRTUAL_ENV={envdir}
          PYTHONHASHSEED=0
 commands = nosetests {posargs}
     {toxinidir}/tools/verify_yaml
-    {toxinidir}/smithy -a prepare \
-                       -p {toxinidir}/conf/personas/in-a-box/venv-all.yaml \
-                       -o {toxinidir}/conf/origins/kilo-venv-2015.1.0.yaml \
-                       --tee-file {toxinidir}/tee.out -v -j1
 
 [testenv:pep8]
 commands = flake8 {posargs}