diff --git a/heat_integrationtests/post_test_hook.sh b/heat_integrationtests/post_test_hook.sh
index c6afcbffba..09016aaf38 100755
--- a/heat_integrationtests/post_test_hook.sh
+++ b/heat_integrationtests/post_test_hook.sh
@@ -16,4 +16,4 @@
 
 source /opt/stack/new/devstack/accrc/demo/demo
 cd /opt/stack/new/heat
-sudo tox -eintegration
+sudo -E tox -eintegration