diff --git a/jjb/software-upgrades.yaml b/jjb/software-upgrades.yaml
index c5b76f4..7ea34f6 100644
--- a/jjb/software-upgrades.yaml
+++ b/jjb/software-upgrades.yaml
@@ -9,7 +9,7 @@
       - 'software-upgrades-test':
           name: 'periodic-software-upgrade-test-bbsim'
           pipeline-script: 'voltha/master/software-upgrades.groovy'
-          onosImg: 'andreacampanella/voltha-onos:olt-group-pkt-req-mcast-fix'
+          onos-image: 'andreacampanella/voltha-onos:olt-group-pkt-req-mcast-fix'
           build-node: 'qct-pod4-node2'
           code-branch: 'master'
           aaa-version: '2.3.0.SNAPSHOT'
@@ -88,7 +88,7 @@
 
       - string:
           name: onosImg
-          default: ''
+          default: '{onos-image}'
           description: 'ONOS Image to use'
 
       - string: