diff --git a/charm-packages/pebble_charm_vnf/juju-bundles/bundle.yaml b/charm-packages/pebble_charm_vnf/juju-bundles/bundle.yaml
index 9f3e0997110cadf106d8660dc3e627a172479bf1..7b59c3fec8f74224e6759d6a4b464c80bf6e6513 100644
--- a/charm-packages/pebble_charm_vnf/juju-bundles/bundle.yaml
+++ b/charm-packages/pebble_charm_vnf/juju-bundles/bundle.yaml
@@ -1,5 +1,6 @@
 description: Onos Bundle
 bundle: kubernetes
+series: focal
 applications:
   onos:
     charm: './charms/onos_ubuntu-20.04-amd64.charm'
@@ -7,4 +8,4 @@ applications:
     options:
       admin-password: admin
     resources:
-      onos-image: onosproject/onos:2.6.0
\ No newline at end of file
+      onos-image: onosproject/onos:2.6.0