diff --git a/prometheus-openstack-exporter/values.yaml b/prometheus-openstack-exporter/values.yaml
index 018838673..758a997e0 100644
--- a/prometheus-openstack-exporter/values.yaml
+++ b/prometheus-openstack-exporter/values.yaml
@@ -19,7 +19,6 @@
 images:
   tags:
     prometheus_openstack_exporter: docker.io/rakeshpatnaik/prometheus-openstack-exporter:v0.1
-    helm_tests: docker.io/kolla/ubuntu-source-kolla-toolbox:3.0.3
     dep_check: quay.io/stackanetes/kubernetes-entrypoint:v0.2.1
     image_repo_sync: docker.io/docker:17.07.0
     ks_user: docker.io/kolla/ubuntu-source-heat-engine:3.0.3