diff --git a/tox.ini b/tox.ini
index 78a92a7c1..5f60b2eb7 100644
--- a/tox.ini
+++ b/tox.ini
@@ -5,7 +5,6 @@ envlist = py35,py34,py27,pep8,bandit
 [testenv]
 setenv =
     VIRTUAL_ENV={envdir}
-    OS_TEST_TIMEOUT=30
     BRANCH_NAME=master
     CLIENT_NAME=oslo.messaging
 passenv = OS_*