diff --git a/tox.ini b/tox.ini
index 3e1d776..9507987 100644
--- a/tox.ini
+++ b/tox.ini
@@ -5,7 +5,6 @@ ignore_basepython_conflict = True
 
 [testenv]
 basepython = python3
-install_command = pip install {opts} {packages}
 deps =
   -c{env:UPPER_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
   -r{toxinidir}/test-requirements.txt
@@ -13,7 +12,7 @@ deps =
 # We want to support both vanilla stdlib and eventlet monkey patched
 whitelist_externals = env
 commands =
-  lockutils-wrapper stestr run --slowest {posargs}
+  env TEST_EVENTLET=0 lockutils-wrapper stestr run --slowest {posargs}
   env TEST_EVENTLET=1 lockutils-wrapper stestr run --slowest {posargs}
 
 [testenv:pep8]