diff --git a/tox.ini b/tox.ini
index 2bf8c44a1f..57e9f3a523 100644
--- a/tox.ini
+++ b/tox.ini
@@ -36,16 +36,12 @@ basepython = python3.5
 commands = ostestr --slowest {posargs}
 
 [testenv:functional]
-# Reuse same venv as unit tests
-envdir = {toxworkdir}/py27
 setenv =
   TEST_PATH = ./glance/tests/functional
 commands =
   ostestr {posargs}
 
 [testenv:functional-py35]
-# Reuse same venv as unit tests
-envdir = {toxworkdir}/py35
 basepython = python3.5
 setenv =
   TEST_PATH = ./glance/tests/functional