diff --git a/tox.ini b/tox.ini
index 69419ee..975c311 100644
--- a/tox.ini
+++ b/tox.ini
@@ -5,7 +5,6 @@ envlist = py3,pep8
 [testenv]
 usedevelop = True
 setenv =
-  VIRTUAL_ENV={envdir}
   AODH_CLIENT_EXEC_DIR={envdir}/bin
 passenv =
   GNOCCHI_*