diff --git a/tox.ini b/tox.ini
index 70d372b6a..2a63b4428 100644
--- a/tox.ini
+++ b/tox.ini
@@ -37,7 +37,7 @@ commands =
     python -m ironic_inspector.test.functional
 
 [testenv:func3]
-basepython = python3.4
+basepython = python3.5
 commands =
     python3 -m ironic_inspector.test.functional