diff --git a/.zuul.yaml b/.zuul.yaml
index a1cbb9c..ce9940f 100644
--- a/.zuul.yaml
+++ b/.zuul.yaml
@@ -13,7 +13,6 @@
     timeout: 4200
     vars:
       devstack_localrc:
-        USE_PYTHON3: True
         PROMETHEUS_SERVICE_SCRAPE_TARGETS: prometheus,sg-core
         CEILOMETER_BACKEND: sg-core
         PROMETHEUS_CUSTOM_SCRAPE_TARGETS: "localhost:3000,localhost:9090"