diff --git a/tox.ini b/tox.ini
index 96bcc0f..c72adcf 100644
--- a/tox.ini
+++ b/tox.ini
@@ -56,7 +56,7 @@ commands =
 
 [testenv:docs]
 description = build the documentation
-skip_install=True
+skipdist = True
 extras = docs
 commands = 
   python -m setup build_sphinx