diff --git a/tox.ini b/tox.ini
index 181f5f7..1d2f15a 100644
--- a/tox.ini
+++ b/tox.ini
@@ -6,7 +6,7 @@ envlist =
 skipsdist = True
 
 [testenv]
-sitepackages = True
+sitepackages = False
 deps =
     -r{toxinidir}/requirements.txt
     pytest