diff --git a/kubernetes-configs/voltha/dt-berlin-pod-gpon.yml b/kubernetes-configs/voltha/dt-berlin-pod-gpon.yml
index 1aaf8e5..ab9e3e8 100644
--- a/kubernetes-configs/voltha/dt-berlin-pod-gpon.yml
+++ b/kubernetes-configs/voltha/dt-berlin-pod-gpon.yml
@@ -12,9 +12,12 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-defaults:
+global:
   image_tag: master
   image_pullPolicy: Always
+onos-classic:
+  image:
+    tag: master
 
 onosSshPort: 30115
 onosApiPort: 30120