diff --git a/openstack/oslotest/oslotest.spec.j2 b/openstack/oslotest/oslotest.spec.j2
index 2b277f583..f0d7004ea 100644
--- a/openstack/oslotest/oslotest.spec.j2
+++ b/openstack/oslotest/oslotest.spec.j2
@@ -1,5 +1,5 @@
 {% set pypi_name = 'oslotest' %}
-{% set upstream_version = upstream_version('3.9.0') %}
+{% set upstream_version = upstream_version('4.0.0') %}
 {% set rpm_release = '1' %}
 {% set source = url_pypi() %}