diff --git a/Dockerfile.synchronizer b/Dockerfile.synchronizer
index b52884a..2fc2cb0 100644
--- a/Dockerfile.synchronizer
+++ b/Dockerfile.synchronizer
@@ -14,7 +14,7 @@
 
 # xosproject/openstack-synchronizer
 
-FROM xosproject/xos-synchronizer-base:2.1.54
+FROM xosproject/xos-synchronizer-base:2.2.1
 
 COPY xos/synchronizer /opt/xos/synchronizers/openstack
 COPY VERSION /opt/xos/synchronizers/openstack/
diff --git a/xos/synchronizer/config.yaml b/xos/synchronizer/config.yaml
index ec417d1..f12e1e6 100644
--- a/xos/synchronizer/config.yaml
+++ b/xos/synchronizer/config.yaml
@@ -14,6 +14,7 @@
 # limitations under the License.
 
 name: openstack
+core_version: ">=2.2.1"
 dependency_graph: "/opt/xos/synchronizers/openstack/model-deps"
 steps_dir: "/opt/xos/synchronizers/openstack/steps"
 pull_steps_dir: "/opt/xos/synchronizers/openstack/pull_steps"